It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 984 988 is not a prime number.
For example, 984 988 can be divided by 2: 984 988 / 2 = 492 494.
For 984 988 to be a prime number, it would have been required that 984 988 has only two divisors, i.e., itself and 1.
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984 988 is an even number, because it is evenly divisible by 2: 984 988 / 2 = 492 494.
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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 984 988 is about 992.466.
Thus, the square root of 984 988 is not an integer, and therefore 984 988 is not a square number.
The square of a number (here 984 988) is the result of the product of this number (984 988) by itself (i.e., 984 988 × 984 988); the square of 984 988 is sometimes called "raising 984 988 to the power 2", or "984 988 squared".
The square of 984 988 is 970 201 360 144 because 984 988 × 984 988 = 984 9882 = 970 201 360 144.
As a consequence, 984 988 is the square root of 970 201 360 144.
The multiples of 984 988 are all integers evenly divisible by 984 988, that is all numbers such that the remainder of the division by 984 988 is zero. There are infinitely many multiples of 984 988. The smallest multiples of 984 988 are: