It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 997 677 is not a prime number.
For example, 997 677 can be divided by 3: 997 677 / 3 = 332 559.
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For 997 677 to be a prime number, it would have been required that 997 677 has only two divisors, i.e., itself and 1.
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997 677 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 997 677 is about 998.838.
Thus, the square root of 997 677 is not an integer, and therefore 997 677 is not a square number.
The square of a number (here 997 677) is the result of the product of this number (997 677) by itself (i.e., 997 677 × 997 677); the square of 997 677 is sometimes called "raising 997 677 to the power 2", or "997 677 squared".
The square of 997 677 is 995 359 396 329 because 997 677 × 997 677 = 997 6772 = 995 359 396 329.
As a consequence, 997 677 is the square root of 995 359 396 329.
The multiples of 997 677 are all integers evenly divisible by 997 677, that is all numbers such that the remainder of the division by 997 677 is zero. There are infinitely many multiples of 997 677. The smallest multiples of 997 677 are: