It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 442 709 is not a prime number.
For example, 442 709 can be divided by 53: 442 709 / 53 = 8 353.
For 442 709 to be a prime number, it would have been required that 442 709 has only two divisors, i.e., itself and 1.
Find out more:
442 709 is an odd number, because it is not evenly divisible by 2.
Find out more:
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 442 709 is about 665.364.
Thus, the square root of 442 709 is not an integer, and therefore 442 709 is not a square number.
The square of a number (here 442 709) is the result of the product of this number (442 709) by itself (i.e., 442 709 × 442 709); the square of 442 709 is sometimes called "raising 442 709 to the power 2", or "442 709 squared".
The square of 442 709 is 195 991 258 681 because 442 709 × 442 709 = 442 7092 = 195 991 258 681.
As a consequence, 442 709 is the square root of 195 991 258 681.
The multiples of 442 709 are all integers evenly divisible by 442 709, that is all numbers such that the remainder of the division by 442 709 is zero. There are infinitely many multiples of 442 709. The smallest multiples of 442 709 are: