86167216 has 20 divisors (see below), whose sum is σ = 167591952. Its totient is φ = 42917696.

The previous prime is 86167187. The next prime is 86167231. The reversal of 86167216 is 61276168.

It is a super-2 number, since 2×86167216² = 14849578226381312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6031 + ... + 14446.

Almost surely, 2^86167216 is an apocalyptic number.

It is an amenable number.

86167216 is a deficient number, since it is larger than the sum of its proper divisors (81424736).

86167216 is a wasteful number, since it uses less digits than its factorization.

86167216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20748 (or 20742 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 86167216 is about 9282.6297997927. The cubic root of 86167216 is about 441.6863932964.

The spelling of 86167216 in words is "eighty-six million, one hundred sixty-seven thousand, two hundred sixteen".