86534256 has 20 divisors (see below), whose sum is σ = 223546952. Its totient is φ = 28844736.

The previous prime is 86534249. The next prime is 86534281. The reversal of 86534256 is 65243568.

It is a super-2 number, since 2×86534256² = 14976354922947072, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 901351 + ... + 901446.

Almost surely, 2^86534256 is an apocalyptic number.

It is an amenable number.

86534256 is an abundant number, since it is smaller than the sum of its proper divisors (137012696).

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

86534256 is a wasteful number, since it uses less digits than its factorization.

86534256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802808 (or 1802802 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 86534256 is about 9302.3790505440. The cubic root of 86534256 is about 442.3126443589.

The spelling of 86534256 in words is "eighty-six million, five hundred thirty-four thousand, two hundred fifty-six".