86670512 has 10 divisors (see below), whose sum is σ = 167924148. Its totient is φ = 43335248.

The previous prime is 86670503. The next prime is 86670541. The reversal of 86670512 is 21507668.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2708438 + ... + 2708469.

Almost surely, 2^86670512 is an apocalyptic number.

It is an amenable number.

86670512 is a deficient number, since it is larger than the sum of its proper divisors (81253636).

86670512 is a wasteful number, since it uses less digits than its factorization.

86670512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416915 (or 5416909 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 86670512 is about 9309.6998877515. The cubic root of 86670512 is about 442.5446763493.

The spelling of 86670512 in words is "eighty-six million, six hundred seventy thousand, five hundred twelve".