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88072572 = 22376715649
BaseRepresentation
bin1010011111111…
…10000101111100
320010201112212010
411033332011330
5140021310242
612423411220
72116414230
oct517760574
9203645763
1088072572
1145795255
12255b3b10
1315328863
14b9a85c0
157aea89c
hex53fe17c

88072572 has 48 divisors (see below), whose sum is σ = 238380800. Its totient is φ = 24786432.

The previous prime is 88072571. The next prime is 88072573. The reversal of 88072572 is 27527088.

It is an interprime number because it is at equal distance from previous prime (88072571) and next prime (88072573).

It is a self number, because there is not a number n which added to its sum of digits gives 88072572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88072571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2197 + ... + 13452.

Almost surely, 288072572 is an apocalyptic number.

It is an amenable number.

88072572 is an abundant number, since it is smaller than the sum of its proper divisors (150308228).

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

88072572 is a wasteful number, since it uses less digits than its factorization.

88072572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15730 (or 15728 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 39.

The square root of 88072572 is about 9384.6988230843. The cubic root of 88072572 is about 444.9182562471.

The spelling of 88072572 in words is "eighty-eight million, seventy-two thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 67 84 134 201 268 402 469 804 938 1407 1876 2814 5628 15649 31298 46947 62596 93894 109543 187788 219086 328629 438172 657258 1048483 1314516 2096966 3145449 4193932 6290898 7339381 12581796 14678762 22018143 29357524 44036286 88072572