86371670 has 64 divisors (see below), whose sum is σ = 202300416. Its totient is φ = 25745280.

The previous prime is 86371667. The next prime is 86371697. The reversal of 86371670 is 7617368.

86371670 = 809² + 810² + ... + 923².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15272 + ... + 20148.

It is an arithmetic number, because the mean of its divisors is an integer number (3160944).

Almost surely, 2^86371670 is an apocalyptic number.

86371670 is an abundant number, since it is smaller than the sum of its proper divisors (115928746).

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

86371670 is a wasteful number, since it uses less digits than its factorization.

86371670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4925.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 86371670 is about 9293.6359945933. The cubic root of 86371670 is about 442.0354557527.

The spelling of 86371670 in words is "eighty-six million, three hundred seventy-one thousand, six hundred seventy".