It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 042 is not a prime number.
For example, 167 042 can be divided by 2: 167 042 / 2 = 83 521.
For 167 042 to be a prime number, it would have been required that 167 042 has only two divisors, i.e., itself and 1.
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167 042 is an even number, because it is evenly divisible by 2: 167 042 / 2 = 83 521.
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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 167 042 is about 408.708.
Thus, the square root of 167 042 is not an integer, and therefore 167 042 is not a square number.
The square of a number (here 167 042) is the result of the product of this number (167 042) by itself (i.e., 167 042 × 167 042); the square of 167 042 is sometimes called "raising 167 042 to the power 2", or "167 042 squared".
The square of 167 042 is 27 903 029 764 because 167 042 × 167 042 = 167 0422 = 27 903 029 764.
As a consequence, 167 042 is the square root of 27 903 029 764.
The multiples of 167 042 are all integers evenly divisible by 167 042, that is all numbers such that the remainder of the division by 167 042 is zero. There are infinitely many multiples of 167 042. The smallest multiples of 167 042 are: