86136008 has 64 divisors (see below), whose sum is σ = 196940160. Its totient is φ = 34477056.

The previous prime is 86135999. The next prime is 86136019. The reversal of 86136008 is 80063168.

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, 164435 + ... + 164957.

It is an arithmetic number, because the mean of its divisors is an integer number (3077190).

Almost surely, 2^86136008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86136008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98470080).

86136008 is an abundant number, since it is smaller than the sum of its proper divisors (110804152).

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

86136008 is a wasteful number, since it uses less digits than its factorization.

86136008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 722 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 86136008 is about 9280.9486584077. The cubic root of 86136008 is about 441.6330636038.

The spelling of 86136008 in words is "eighty-six million, one hundred thirty-six thousand, eight".