Q: Is 1,409,904 a Prime Number?
A: No, 1,409,904 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 1409904 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 9,791 19,582 29,373 39,164 58,746 78,328 88,119 117,492 156,656 176,238 234,984 352,476 469,968 704,952 and 1,409,904, with no remainder.
Since 1,409,904 cannot be divided by just 1 and 1,409,904, it is not a prime number.