86516808 has 64 divisors (see below), whose sum is σ = 261740160. Its totient is φ = 23264256.

The previous prime is 86516789. The next prime is 86516813. The reversal of 86516808 is 80861568.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 86516808.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12291 + ... + 18002.

It is an arithmetic number, because the mean of its divisors is an integer number (4089690).

Almost surely, 2^86516808 is an apocalyptic number.

It is an amenable number.

86516808 is an abundant number, since it is smaller than the sum of its proper divisors (175223352).

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

86516808 is a wasteful number, since it uses less digits than its factorization.

86516808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30326 (or 30322 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 86516808 is about 9301.4411786561. The cubic root of 86516808 is about 442.2829143609.

The spelling of 86516808 in words is "eighty-six million, five hundred sixteen thousand, eight hundred eight".