86574512 has 20 divisors (see below), whose sum is σ = 173523120. Its totient is φ = 41794368.

The previous prime is 86574497. The next prime is 86574533. The reversal of 86574512 is 21547568.

It is a super-2 number, since 2×86574512² = 14990292256076288, which contains 22 as substring.

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, 92828 + ... + 93755.

It is an arithmetic number, because the mean of its divisors is an integer number (8676156).

Almost surely, 2^86574512 is an apocalyptic number.

It is an amenable number.

86574512 is an abundant number, since it is smaller than the sum of its proper divisors (86948608).

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

86574512 is a wasteful number, since it uses less digits than its factorization.

86574512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186620 (or 186614 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 86574512 is about 9304.5425465200. The cubic root of 86574512 is about 442.3812221232.

The spelling of 86574512 in words is "eighty-six million, five hundred seventy-four thousand, five hundred twelve".