86520612 has 24 divisors (see below), whose sum is σ = 202300000. Its totient is φ = 28780416.

The previous prime is 86520571. The next prime is 86520613. The reversal of 86520612 is 21602568.

It is a self number, because there is not a number n which added to its sum of digits gives 86520612.

It is not an unprimeable number, because it can be changed into a prime (86520613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237 + ... + 13212.

Almost surely, 2^86520612 is an apocalyptic number.

It is an amenable number.

86520612 is an abundant number, since it is smaller than the sum of its proper divisors (115779388).

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

86520612 is a wasteful number, since it uses less digits than its factorization.

86520612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14955 (or 14953 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 86520612 is about 9301.6456608495. The cubic root of 86520612 is about 442.2893964137.

The spelling of 86520612 in words is "eighty-six million, five hundred twenty thousand, six hundred twelve".