Q: Is 972,225 a Prime Number?
A: No, 972,225 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 972225 can be evenly divided by 1 3 5 9 15 25 29 45 75 87 145 149 225 261 435 447 725 745 1,305 1,341 2,175 2,235 3,725 4,321 6,525 6,705 11,175 12,963 21,605 33,525 38,889 64,815 108,025 194,445 324,075 and 972,225, with no remainder.
Since 972,225 cannot be divided by just 1 and 972,225, it is not a prime number.