A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9442800 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 43 45 48 50 60 61 72 75 80 86 90 100 120 122 129 144 150 172 180 183 200 215 225 240 244 258 300 305 344 360 366 387 400 430 450 488 516 549 600 610 645 688 720 732 774 860 900 915 976 1,032 1,075 1,098 1,200 1,220 1,290 1,464 1,525 1,548 1,720 1,800 1,830 1,935 2,064 2,150 2,196 2,440 2,580 2,623 2,745 2,928 3,050 3,096 3,225 3,440 3,600 3,660 3,870 4,300 4,392 4,575 4,880 5,160 5,246 5,490 6,100 6,192 6,450 7,320 7,740 7,869 8,600 8,784 9,150 9,675 10,320 10,492 10,980 12,200 12,900 13,115 13,725 14,640 15,480 15,738 17,200 18,300 19,350 20,984 21,960 23,607 24,400 25,800 26,230 27,450 30,960 31,476 36,600 38,700 39,345 41,968 43,920 47,214 51,600 52,460 54,900 62,952 65,575 73,200 77,400 78,690 94,428 104,920 109,800 118,035 125,904 131,150 154,800 157,380 188,856 196,725 209,840 219,600 236,070 262,300 314,760 377,712 393,450 472,140 524,600 590,175 629,520 786,900 944,280 1,049,200 1,180,350 1,573,800 1,888,560 2,360,700 3,147,600 4,721,400 and 9,442,800, with no remainder.
Since 9,442,800 cannot be divided by just 1 and 9,442,800, it is not a prime number.