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86373252 = 223272953223
BaseRepresentation
bin1010010010111…
…11001110000100
320000112012211100
411021133032010
5134102421002
612323140100
72066106030
oct511371604
9200465740
1086373252
1144834559
1224b14630
1314b82244
14b6851c0
1578b211c
hex525f384

86373252 has 144 divisors (see below), whose sum is σ = 264176640. Its totient is φ = 23272704.

The previous prime is 86373247. The next prime is 86373253. The reversal of 86373252 is 25237368.

It is a super-2 number, since 2×863732522 = 14920677322111008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86373253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 387213 + ... + 387435.

It is an arithmetic number, because the mean of its divisors is an integer number (1834560).

Almost surely, 286373252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86373252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132088320).

86373252 is an abundant number, since it is smaller than the sum of its proper divisors (177803388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86373252 is a wasteful number, since it uses less digits than its factorization.

86373252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 317 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 86373252 is about 9293.7211062093. The cubic root of 86373252 is about 442.0381545382.

The spelling of 86373252 in words is "eighty-six million, three hundred seventy-three thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 29 36 42 53 58 63 84 87 106 116 126 159 174 203 212 223 252 261 318 348 371 406 446 477 522 609 636 669 742 812 892 954 1044 1113 1218 1338 1484 1537 1561 1827 1908 2007 2226 2436 2676 3074 3122 3339 3654 4014 4452 4611 4683 6148 6244 6467 6678 7308 8028 9222 9366 10759 11819 12934 13356 13833 14049 18444 18732 19401 21518 23638 25868 27666 28098 32277 35457 38802 43036 45269 47276 55332 56196 58203 64554 70914 77604 82733 90538 96831 106371 116406 129108 135807 141828 165466 181076 193662 212742 232812 248199 271614 330932 342751 387324 407421 425484 496398 543228 685502 744597 814842 992796 1028253 1371004 1489194 1629684 2056506 2399257 2978388 3084759 4113012 4798514 6169518 7197771 9597028 12339036 14395542 21593313 28791084 43186626 86373252