Q: Is 1,489,820 a Prime Number?
A: No, 1,489,820 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 1489820 can be evenly divided by 1 2 4 5 10 20 163 326 457 652 815 914 1,630 1,828 2,285 3,260 4,570 9,140 74,491 148,982 297,964 372,455 744,910 and 1,489,820, with no remainder.
Since 1,489,820 cannot be divided by just 1 and 1,489,820, it is not a prime number.