86878116 has 48 divisors (see below), whose sum is σ = 242569600. Its totient is φ = 26731296.

The previous prime is 86878097. The next prime is 86878157. The reversal of 86878116 is 61187868.

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, 29536 + ... + 32343.

Almost surely, 2^86878116 is an apocalyptic number.

It is an amenable number.

86878116 is an abundant number, since it is smaller than the sum of its proper divisors (155691484).

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

86878116 is a wasteful number, since it uses less digits than its factorization.

86878116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61905 (or 61897 counting only the distinct ones).

The product of its digits is 129024, while the sum is 45.

The square root of 86878116 is about 9320.8430949137. The cubic root of 86878116 is about 442.8977406318.

The spelling of 86878116 in words is "eighty-six million, eight hundred seventy-eight thousand, one hundred sixteen".