It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 764 008 is not a prime number.
For example, 764 008 can be divided by 2: 764 008 / 2 = 382 004.
For 764 008 to be a prime number, it would have been required that 764 008 has only two divisors, i.e., itself and 1.
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764 008 is an even number, because it is evenly divisible by 2: 764 008 / 2 = 382 004.
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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 764 008 is about 874.076.
Thus, the square root of 764 008 is not an integer, and therefore 764 008 is not a square number.
The square of a number (here 764 008) is the result of the product of this number (764 008) by itself (i.e., 764 008 × 764 008); the square of 764 008 is sometimes called "raising 764 008 to the power 2", or "764 008 squared".
The square of 764 008 is 583 708 224 064 because 764 008 × 764 008 = 764 0082 = 583 708 224 064.
As a consequence, 764 008 is the square root of 583 708 224 064.
The multiples of 764 008 are all integers evenly divisible by 764 008, that is all numbers such that the remainder of the division by 764 008 is zero. There are infinitely many multiples of 764 008. The smallest multiples of 764 008 are: