Q: Is 438,655 a Prime Number?
A: No, 438,655 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 438655 can be evenly divided by 1 5 7 35 83 151 415 581 755 1,057 2,905 5,285 12,533 62,665 87,731 and 438,655, with no remainder.
Since 438,655 cannot be divided by just 1 and 438,655, it is not a prime number.