The number 5,471,550 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 25 27 30 35 42 45 50 54 63 70 75 81 90 105 126 135 150 162 175 189 193 210 225 270 315 350 378 386 405 450 525 567 579 630 675 810 945 965 1,050 1,134 1,158 1,350 1,351 1,575 1,737 1,890 1,930 2,025 2,702 2,835 2,895 3,150 3,474 4,050 4,053 4,725 4,825 5,211 5,670 5,790 6,755 8,106 8,685 9,450 9,650 10,422 12,159 13,510 14,175 14,475 15,633 17,370 20,265 24,318 26,055 28,350 28,950 31,266 33,775 36,477 40,530 43,425 52,110 60,795 67,550 72,954 78,165 86,850 101,325 109,431 121,590 130,275 156,330 182,385 202,650 218,862 260,550 303,975 364,770 390,825 547,155 607,950 781,650 911,925 1,094,310 1,823,850 2,735,775 and 5,471,550, with no remainder.
Since 5,471,550 cannot be divided by just 1 and 5,471,550, it is a composite number.