It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 997 324 is not a prime number.
For example, 997 324 can be divided by 2: 997 324 / 2 = 498 662.
For 997 324 to be a prime number, it would have been required that 997 324 has only two divisors, i.e., itself and 1.
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997 324 is an even number, because it is evenly divisible by 2: 997 324 / 2 = 498 662.
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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 997 324 is about 998.661.
Thus, the square root of 997 324 is not an integer, and therefore 997 324 is not a square number.
The square of a number (here 997 324) is the result of the product of this number (997 324) by itself (i.e., 997 324 × 997 324); the square of 997 324 is sometimes called "raising 997 324 to the power 2", or "997 324 squared".
The square of 997 324 is 994 655 160 976 because 997 324 × 997 324 = 997 3242 = 994 655 160 976.
As a consequence, 997 324 is the square root of 994 655 160 976.
The multiples of 997 324 are all integers evenly divisible by 997 324, that is all numbers such that the remainder of the division by 997 324 is zero. There are infinitely many multiples of 997 324. The smallest multiples of 997 324 are: