85518712 has 16 divisors (see below), whose sum is σ = 160990200. Its totient is φ = 42588000.

The previous prime is 85518703. The next prime is 85518749. The reversal of 85518712 is 21781558.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 19287 + ... + 23302.

Almost surely, 2^85518712 is an apocalyptic number.

It is an amenable number.

85518712 is a deficient number, since it is larger than the sum of its proper divisors (75471488).

85518712 is a wasteful number, since it uses less digits than its factorization.

85518712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42846 (or 42842 counting only the distinct ones).

The product of its digits is 22400, while the sum is 37.

The square root of 85518712 is about 9247.6327781763. The cubic root of 85518712 is about 440.5755416009.

The spelling of 85518712 in words is "eighty-five million, five hundred eighteen thousand, seven hundred twelve".