A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 4414500 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 81 90 100 108 109 125 135 150 162 180 218 225 250 270 300 324 327 375 405 436 450 500 540 545 654 675 750 810 900 981 1,090 1,125 1,308 1,350 1,500 1,620 1,635 1,962 2,025 2,180 2,250 2,700 2,725 2,943 3,270 3,375 3,924 4,050 4,500 4,905 5,450 5,886 6,540 6,750 8,100 8,175 8,829 9,810 10,125 10,900 11,772 13,500 13,625 14,715 16,350 17,658 19,620 20,250 24,525 27,250 29,430 32,700 35,316 40,500 40,875 44,145 49,050 54,500 58,860 73,575 81,750 88,290 98,100 122,625 147,150 163,500 176,580 220,725 245,250 294,300 367,875 441,450 490,500 735,750 882,900 1,103,625 1,471,500 2,207,250 and 4,414,500, with no remainder.
Since 4,414,500 cannot be divided by just 1 and 4,414,500, it is not a prime number.