Q: Is 3,840,221 a Prime Number?
A: No, 3,840,221 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 3840221 can be evenly divided by 1 7 11 53 77 371 583 941 4,081 6,587 10,351 49,873 72,457 349,111 548,603 and 3,840,221, with no remainder.
Since 3,840,221 cannot be divided by just 1 and 3,840,221, it is not a prime number.