86170674 has 16 divisors (see below), whose sum is σ = 175167360. Its totient is φ = 28252560.

The previous prime is 86170649. The next prime is 86170691. The reversal of 86170674 is 47607168.

It is a super-2 number, since 2×86170674² = 14850770115228552, which contains 22 as substring.

It is a Curzon 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, 117354 + ... + 118085.

It is an arithmetic number, because the mean of its divisors is an integer number (10947960).

Almost surely, 2^86170674 is an apocalyptic number.

86170674 is an abundant number, since it is smaller than the sum of its proper divisors (88996686).

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

86170674 is a wasteful number, since it uses less digits than its factorization.

86170674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235505.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 86170674 is about 9282.8160597956. The cubic root of 86170674 is about 441.6923016963.

The spelling of 86170674 in words is "eighty-six million, one hundred seventy thousand, six hundred seventy-four".