86851008 has 56 divisors (see below), whose sum is σ = 255330960. Its totient is φ = 28949760.

The previous prime is 86851003. The next prime is 86851021. The reversal of 86851008 is 80015868.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86851003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23403 + ... + 26858.

Almost surely, 2^86851008 is an apocalyptic number.

It is an amenable number.

86851008 is an abundant number, since it is smaller than the sum of its proper divisors (168479952).

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

86851008 is a wasteful number, since it uses less digits than its factorization.

86851008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50282 (or 50266 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 86851008 is about 9319.3888211620. The cubic root of 86851008 is about 442.8516710290.

The spelling of 86851008 in words is "eighty-six million, eight hundred fifty-one thousand, eight".