Q: Is 1,780,422 a Prime Number?
A: No, 1,780,422 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 1780422 can be evenly divided by 1 2 3 6 7 14 21 42 42,391 84,782 127,173 254,346 296,737 593,474 890,211 and 1,780,422, with no remainder.
Since 1,780,422 cannot be divided by just 1 and 1,780,422, it is not a prime number.