86984568 has 48 divisors (see below), whose sum is σ = 257002200. Its totient is φ = 26358720.

The previous prime is 86984567. The next prime is 86984587. The reversal of 86984568 is 86548968.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86984567) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54123 + ... + 55706.

Almost surely, 2^86984568 is an apocalyptic number.

86984568 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

86984568 is an abundant number, since it is smaller than the sum of its proper divisors (170017632).

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

86984568 is a wasteful number, since it uses less digits than its factorization.

86984568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109852 (or 109845 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 86984568 is about 9326.5517743698. The cubic root of 86984568 is about 443.0785614144.

Subtracting from 86984568 its reverse (86548968), we obtain a square (435600 = 660²).

The spelling of 86984568 in words is "eighty-six million, nine hundred eighty-four thousand, five hundred sixty-eight".