It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 997 704 is not a prime number.
For example, 997 704 can be divided by 2: 997 704 / 2 = 498 852.
For 997 704 to be a prime number, it would have been required that 997 704 has only two divisors, i.e., itself and 1.
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997 704 is an even number, because it is evenly divisible by 2: 997 704 / 2 = 498 852.
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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 997 704 is about 998.851.
Thus, the square root of 997 704 is not an integer, and therefore 997 704 is not a square number.
The square of a number (here 997 704) is the result of the product of this number (997 704) by itself (i.e., 997 704 × 997 704); the square of 997 704 is sometimes called "raising 997 704 to the power 2", or "997 704 squared".
The square of 997 704 is 995 413 271 616 because 997 704 × 997 704 = 997 7042 = 995 413 271 616.
As a consequence, 997 704 is the square root of 995 413 271 616.
The multiples of 997 704 are all integers evenly divisible by 997 704, that is all numbers such that the remainder of the division by 997 704 is zero. There are infinitely many multiples of 997 704. The smallest multiples of 997 704 are: