It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 424 498 is not a prime number.
For example, 424 498 can be divided by 2: 424 498 / 2 = 212 249.
For 424 498 to be a prime number, it would have been required that 424 498 has only two divisors, i.e., itself and 1.
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424 498 is an even number, because it is evenly divisible by 2: 424 498 / 2 = 212 249.
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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 424 498 is about 651.535.
Thus, the square root of 424 498 is not an integer, and therefore 424 498 is not a square number.
The square of a number (here 424 498) is the result of the product of this number (424 498) by itself (i.e., 424 498 × 424 498); the square of 424 498 is sometimes called "raising 424 498 to the power 2", or "424 498 squared".
The square of 424 498 is 180 198 552 004 because 424 498 × 424 498 = 424 4982 = 180 198 552 004.
As a consequence, 424 498 is the square root of 180 198 552 004.
The multiples of 424 498 are all integers evenly divisible by 424 498, that is all numbers such that the remainder of the division by 424 498 is zero. There are infinitely many multiples of 424 498. The smallest multiples of 424 498 are: