Q: Is 542,374 a Prime Number?
A: No, 542,374 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 542374 can be evenly divided by 1 2 7 14 19 38 133 266 2,039 4,078 14,273 28,546 38,741 77,482 271,187 and 542,374, with no remainder.
Since 542,374 cannot be divided by just 1 and 542,374, it is not a prime number.