Q: Is 542,442 a Prime Number?
A: No, 542,442 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 542442 can be evenly divided by 1 2 3 6 90,407 180,814 271,221 and 542,442, with no remainder.
Since 542,442 cannot be divided by just 1 and 542,442, it is not a prime number.