A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9432900 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 47 50 60 75 90 94 100 141 150 180 188 223 225 235 282 300 423 446 450 470 564 669 705 846 892 900 940 1,115 1,175 1,338 1,410 1,692 2,007 2,115 2,230 2,350 2,676 2,820 3,345 3,525 4,014 4,230 4,460 4,700 5,575 6,690 7,050 8,028 8,460 10,035 10,481 10,575 11,150 13,380 14,100 16,725 20,070 20,962 21,150 22,300 31,443 33,450 40,140 41,924 42,300 50,175 52,405 62,886 66,900 94,329 100,350 104,810 125,772 157,215 188,658 200,700 209,620 262,025 314,430 377,316 471,645 524,050 628,860 786,075 943,290 1,048,100 1,572,150 1,886,580 2,358,225 3,144,300 4,716,450 and 9,432,900, with no remainder.
Since 9,432,900 cannot be divided by just 1 and 9,432,900, it is not a prime number.