It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 710 642 is not a prime number.
For example, 710 642 can be divided by 2: 710 642 / 2 = 355 321.
For 710 642 to be a prime number, it would have been required that 710 642 has only two divisors, i.e., itself and 1.
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710 642 is an even number, because it is evenly divisible by 2: 710 642 / 2 = 355 321.
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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 710 642 is about 842.996.
Thus, the square root of 710 642 is not an integer, and therefore 710 642 is not a square number.
The square of a number (here 710 642) is the result of the product of this number (710 642) by itself (i.e., 710 642 × 710 642); the square of 710 642 is sometimes called "raising 710 642 to the power 2", or "710 642 squared".
The square of 710 642 is 505 012 052 164 because 710 642 × 710 642 = 710 6422 = 505 012 052 164.
As a consequence, 710 642 is the square root of 505 012 052 164.
The multiples of 710 642 are all integers evenly divisible by 710 642, that is all numbers such that the remainder of the division by 710 642 is zero. There are infinitely many multiples of 710 642. The smallest multiples of 710 642 are: