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72485595 = 32571331571
BaseRepresentation
bin1000101001000…
…00101011011011
312001101122112200
410110200223123
5122024014340
611105341243
71540055160
oct424405333
9161348480
1072485595
1137a09556
1220337823
131202bcb0
1498ac067
15656c330
hex4520adb

72485595 has 96 divisors (see below), whose sum is σ = 159903744. Its totient is φ = 29548800.

The previous prime is 72485561. The next prime is 72485641. The reversal of 72485595 is 59558427.

It is not a de Polignac number, because 72485595 - 26 = 72485531 is a prime.

It is a super-2 number, since 2×724855952 = 10508322965008050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

Its product of digits (504000) is a multiple of the sum of its prime divisors (630).

It is a self number, because there is not a number n which added to its sum of digits gives 72485595.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 126660 + ... + 127230.

It is an arithmetic number, because the mean of its divisors is an integer number (1665664).

Almost surely, 272485595 is an apocalyptic number.

72485595 is an abundant number, since it is smaller than the sum of its proper divisors (87418149).

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

72485595 is a wasteful number, since it uses less digits than its factorization.

72485595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 630 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 72485595 is about 8513.8472502154. The cubic root of 72485595 is about 416.9499275660.

The spelling of 72485595 in words is "seventy-two million, four hundred eighty-five thousand, five hundred ninety-five".

Divisors: 1 3 5 7 9 13 15 21 31 35 39 45 63 65 91 93 105 117 155 195 217 273 279 315 403 455 465 571 585 651 819 1085 1209 1365 1395 1713 1953 2015 2821 2855 3255 3627 3997 4095 5139 6045 7423 8463 8565 9765 11991 14105 17701 18135 19985 22269 25389 25695 35973 37115 42315 51961 53103 59955 66807 88505 111345 123907 126945 155883 159309 179865 230113 259805 265515 334035 371721 467649 619535 690339 779415 796545 1115163 1150565 1610791 1858605 2071017 2338245 3451695 4832373 5575815 8053955 10355085 14497119 24161865 72485595