It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 358 009 is not a prime number.
For example, 358 009 can be divided by 61: 358 009 / 61 = 5 869.
For 358 009 to be a prime number, it would have been required that 358 009 has only two divisors, i.e., itself and 1.
Find out more:
358 009 is an odd number, because it is not evenly divisible by 2.
Find out more:
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 358 009 is about 598.339.
Thus, the square root of 358 009 is not an integer, and therefore 358 009 is not a square number.
The square of a number (here 358 009) is the result of the product of this number (358 009) by itself (i.e., 358 009 × 358 009); the square of 358 009 is sometimes called "raising 358 009 to the power 2", or "358 009 squared".
The square of 358 009 is 128 170 444 081 because 358 009 × 358 009 = 358 0092 = 128 170 444 081.
As a consequence, 358 009 is the square root of 128 170 444 081.
The multiples of 358 009 are all integers evenly divisible by 358 009, that is all numbers such that the remainder of the division by 358 009 is zero. There are infinitely many multiples of 358 009. The smallest multiples of 358 009 are: