86911516 has 6 divisors (see below), whose sum is σ = 152095160. Its totient is φ = 43455756.

The previous prime is 86911501. The next prime is 86911553. The reversal of 86911516 is 61511968.

It is a super-2 number, since 2×86911516² = 15107223226836512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10863936 + ... + 10863943.

Almost surely, 2^86911516 is an apocalyptic number.

It is an amenable number.

86911516 is a deficient number, since it is larger than the sum of its proper divisors (65183644).

86911516 is a wasteful number, since it uses less digits than its factorization.

86911516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21727883 (or 21727881 counting only the distinct ones).

The product of its digits is 12960, while the sum is 37.

The square root of 86911516 is about 9322.6346061615. The cubic root of 86911516 is about 442.9544902098.

The spelling of 86911516 in words is "eighty-six million, nine hundred eleven thousand, five hundred sixteen".