86877912 has 32 divisors (see below), whose sum is σ = 236940480. Its totient is φ = 26326560.

The previous prime is 86877907. The next prime is 86877929. The reversal of 86877912 is 21977868.

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, 164278 + ... + 164805.

It is an arithmetic number, because the mean of its divisors is an integer number (7404390).

Almost surely, 2^86877912 is an apocalyptic number.

It is an amenable number.

86877912 is an abundant number, since it is smaller than the sum of its proper divisors (150062568).

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

86877912 is a wasteful number, since it uses less digits than its factorization.

86877912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329103 (or 329099 counting only the distinct ones).

The product of its digits is 338688, while the sum is 48.

The square root of 86877912 is about 9320.8321516912. The cubic root of 86877912 is about 442.8973939729.

The spelling of 86877912 in words is "eighty-six million, eight hundred seventy-seven thousand, nine hundred twelve".