It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 997 707 is not a prime number.
For example, 997 707 can be divided by 3: 997 707 / 3 = 332 569.
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For 997 707 to be a prime number, it would have been required that 997 707 has only two divisors, i.e., itself and 1.
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997 707 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 997 707 is about 998.853.
Thus, the square root of 997 707 is not an integer, and therefore 997 707 is not a square number.
The square of a number (here 997 707) is the result of the product of this number (997 707) by itself (i.e., 997 707 × 997 707); the square of 997 707 is sometimes called "raising 997 707 to the power 2", or "997 707 squared".
The square of 997 707 is 995 419 257 849 because 997 707 × 997 707 = 997 7072 = 995 419 257 849.
As a consequence, 997 707 is the square root of 995 419 257 849.
The multiples of 997 707 are all integers evenly divisible by 997 707, that is all numbers such that the remainder of the division by 997 707 is zero. There are infinitely many multiples of 997 707. The smallest multiples of 997 707 are: