Q: Is 3,827,421 a Prime Number?
A: No, 3,827,421 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 3827421 can be evenly divided by 1 3 9 13 39 117 32,713 98,139 294,417 425,269 1,275,807 and 3,827,421, with no remainder.
Since 3,827,421 cannot be divided by just 1 and 3,827,421, it is not a prime number.