86606164 has 12 divisors (see below), whose sum is σ = 152126100. Its totient is φ = 43141568.

The previous prime is 86606141. The next prime is 86606183. The reversal of 86606164 is 46160668.

It can be written as a sum of positive squares in 2 ways, for example, as 48413764 + 38192400 = 6958^2 + 6180^2 .

It is a congruent number.

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, 39169 + ... + 41320.

It is an arithmetic number, because the mean of its divisors is an integer number (12677175).

Almost surely, 2^86606164 is an apocalyptic number.

It is an amenable number.

86606164 is a deficient number, since it is larger than the sum of its proper divisors (65519936).

86606164 is a wasteful number, since it uses less digits than its factorization.

86606164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80762 (or 80760 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 86606164 is about 9306.2432807229. The cubic root of 86606164 is about 442.4351276897.

The spelling of 86606164 in words is "eighty-six million, six hundred six thousand, one hundred sixty-four".