It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 342 502 is not a prime number.
For example, 342 502 can be divided by 2: 342 502 / 2 = 171 251.
For 342 502 to be a prime number, it would have been required that 342 502 has only two divisors, i.e., itself and 1.
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342 502 is an even number, because it is evenly divisible by 2: 342 502 / 2 = 171 251.
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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 342 502 is about 585.237.
Thus, the square root of 342 502 is not an integer, and therefore 342 502 is not a square number.
The square of a number (here 342 502) is the result of the product of this number (342 502) by itself (i.e., 342 502 × 342 502); the square of 342 502 is sometimes called "raising 342 502 to the power 2", or "342 502 squared".
The square of 342 502 is 117 307 620 004 because 342 502 × 342 502 = 342 5022 = 117 307 620 004.
As a consequence, 342 502 is the square root of 117 307 620 004.
The multiples of 342 502 are all integers evenly divisible by 342 502, that is all numbers such that the remainder of the division by 342 502 is zero. There are infinitely many multiples of 342 502. The smallest multiples of 342 502 are: