86600660 has 24 divisors (see below), whose sum is σ = 182208096. Its totient is φ = 34574240.

The previous prime is 86600659. The next prime is 86600671. The reversal of 86600660 is 6600668.

It is a happy number.

It is a congruent 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, 7415 + ... + 15105.

It is an arithmetic number, because the mean of its divisors is an integer number (7592004).

Almost surely, 2^86600660 is an apocalyptic number.

It is an amenable number.

86600660 is an abundant number, since it is smaller than the sum of its proper divisors (95607436).

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

86600660 is a wasteful number, since it uses less digits than its factorization.

86600660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8263 (or 8261 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 86600660 is about 9305.9475605658. The cubic root of 86600660 is about 442.4257549368.

The spelling of 86600660 in words is "eighty-six million, six hundred thousand, six hundred sixty".