86499912 has 16 divisors (see below), whose sum is σ = 216249840. Its totient is φ = 28833296.

The previous prime is 86499863. The next prime is 86499937. The reversal of 86499912 is 21999468.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802058 + ... + 1802105.

It is an arithmetic number, because the mean of its divisors is an integer number (13515615).

Almost surely, 2^86499912 is an apocalyptic number.

It is an amenable number.

86499912 is an abundant number, since it is smaller than the sum of its proper divisors (129749928).

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

86499912 is a wasteful number, since it uses less digits than its factorization.

86499912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604172 (or 3604168 counting only the distinct ones).

The product of its digits is 279936, while the sum is 48.

The square root of 86499912 is about 9300.5328879586. The cubic root of 86499912 is about 442.2541211171.

The spelling of 86499912 in words is "eighty-six million, four hundred ninety-nine thousand, nine hundred twelve".