Q: Is 3,647,997 a Prime Number?
A: No, 3,647,997 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 3647997 can be evenly divided by 1 3 9 27 29 81 87 261 783 1,553 2,349 4,659 13,977 41,931 45,037 125,793 135,111 405,333 1,215,999 and 3,647,997, with no remainder.
Since 3,647,997 cannot be divided by just 1 and 3,647,997, it is not a prime number.