A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2832200 can be evenly divided by 1 2 4 5 7 8 10 14 17 20 25 28 34 35 40 49 50 56 68 70 85 98 100 119 136 140 170 175 196 200 238 245 280 289 340 350 392 425 476 490 578 595 680 700 833 850 952 980 1,156 1,190 1,225 1,400 1,445 1,666 1,700 1,960 2,023 2,312 2,380 2,450 2,890 2,975 3,332 3,400 4,046 4,165 4,760 4,900 5,780 5,950 6,664 7,225 8,092 8,330 9,800 10,115 11,560 11,900 14,161 14,450 16,184 16,660 20,230 20,825 23,800 28,322 28,900 33,320 40,460 41,650 50,575 56,644 57,800 70,805 80,920 83,300 101,150 113,288 141,610 166,600 202,300 283,220 354,025 404,600 566,440 708,050 1,416,100 and 2,832,200, with no remainder.
Since 2,832,200 cannot be divided by just 1 and 2,832,200, it is not a prime number.