86317504 has 56 divisors (see below), whose sum is σ = 210828128. Its totient is φ = 34145280.

The previous prime is 86317493. The next prime is 86317537. The reversal of 86317504 is 40571368.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×86317504² = 14901422993580032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86317504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1587 + ... + 13234.

It is an arithmetic number, because the mean of its divisors is an integer number (3764788).

Almost surely, 2^86317504 is an apocalyptic number.

It is an amenable number.

86317504 is an abundant number, since it is smaller than the sum of its proper divisors (124510624).

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

86317504 is a wasteful number, since it uses less digits than its factorization.

86317504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14853 (or 14843 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 86317504 is about 9290.7213928736. The cubic root of 86317504 is about 441.9430323173.

The spelling of 86317504 in words is "eighty-six million, three hundred seventeen thousand, five hundred four".