It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 438 201 is not a prime number.
For example, 438 201 can be divided by 3: 438 201 / 3 = 146 067.
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For 438 201 to be a prime number, it would have been required that 438 201 has only two divisors, i.e., itself and 1.
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438 201 is an odd number, because it is not evenly divisible by 2.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 438 201 is about 661.968.
Thus, the square root of 438 201 is not an integer, and therefore 438 201 is not a square number.
The square of a number (here 438 201) is the result of the product of this number (438 201) by itself (i.e., 438 201 × 438 201); the square of 438 201 is sometimes called "raising 438 201 to the power 2", or "438 201 squared".
The square of 438 201 is 192 020 116 401 because 438 201 × 438 201 = 438 2012 = 192 020 116 401.
As a consequence, 438 201 is the square root of 192 020 116 401.
The multiples of 438 201 are all integers evenly divisible by 438 201, that is all numbers such that the remainder of the division by 438 201 is zero. There are infinitely many multiples of 438 201. The smallest multiples of 438 201 are: