Q: Is 1,078,392 a Prime Number?
A: No, 1,078,392 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 1078392 can be evenly divided by 1 2 3 4 6 7 8 12 14 21 24 28 42 49 56 84 98 131 147 168 196 262 294 343 392 393 524 588 686 786 917 1,029 1,048 1,176 1,372 1,572 1,834 2,058 2,744 2,751 3,144 3,668 4,116 5,502 6,419 7,336 8,232 11,004 12,838 19,257 22,008 25,676 38,514 44,933 51,352 77,028 89,866 134,799 154,056 179,732 269,598 359,464 539,196 and 1,078,392, with no remainder.
Since 1,078,392 cannot be divided by just 1 and 1,078,392, it is not a prime number.