Q: Is 1,220,424 a Prime Number?
A: No, 1,220,424 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 1220424 can be evenly divided by 1 2 3 4 6 8 12 24 211 241 422 482 633 723 844 964 1,266 1,446 1,688 1,928 2,532 2,892 5,064 5,784 50,851 101,702 152,553 203,404 305,106 406,808 610,212 and 1,220,424, with no remainder.
Since 1,220,424 cannot be divided by just 1 and 1,220,424, it is not a prime number.