It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 977 438 is not a prime number.
For example, 977 438 can be divided by 2: 977 438 / 2 = 488 719.
For 977 438 to be a prime number, it would have been required that 977 438 has only two divisors, i.e., itself and 1.
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977 438 is an even number, because it is evenly divisible by 2: 977 438 / 2 = 488 719.
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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 977 438 is about 988.655.
Thus, the square root of 977 438 is not an integer, and therefore 977 438 is not a square number.
The square of a number (here 977 438) is the result of the product of this number (977 438) by itself (i.e., 977 438 × 977 438); the square of 977 438 is sometimes called "raising 977 438 to the power 2", or "977 438 squared".
The square of 977 438 is 955 385 043 844 because 977 438 × 977 438 = 977 4382 = 955 385 043 844.
As a consequence, 977 438 is the square root of 955 385 043 844.
The multiples of 977 438 are all integers evenly divisible by 977 438, that is all numbers such that the remainder of the division by 977 438 is zero. There are infinitely many multiples of 977 438. The smallest multiples of 977 438 are: