Q: Is 1,521,464 a Prime Number?
A: No, 1,521,464 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 1521464 can be evenly divided by 1 2 4 7 8 14 28 56 101 202 269 404 538 707 808 1,076 1,414 1,883 2,152 2,828 3,766 5,656 7,532 15,064 27,169 54,338 108,676 190,183 217,352 380,366 760,732 and 1,521,464, with no remainder.
Since 1,521,464 cannot be divided by just 1 and 1,521,464, it is not a prime number.