Q: Is 1,338,440 a Prime Number?
A: No, 1,338,440 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 1338440 can be evenly divided by 1 2 4 5 8 10 20 40 33,461 66,922 133,844 167,305 267,688 334,610 669,220 and 1,338,440, with no remainder.
Since 1,338,440 cannot be divided by just 1 and 1,338,440, it is not a prime number.