Q: Is 1,374,478 a Prime Number?
A: No, 1,374,478 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 1374478 can be evenly divided by 1 2 7 14 31 62 217 434 3,167 6,334 22,169 44,338 98,177 196,354 687,239 and 1,374,478, with no remainder.
Since 1,374,478 cannot be divided by just 1 and 1,374,478, it is not a prime number.