86308525 has 12 divisors (see below), whose sum is σ = 109512832. Its totient is φ = 67440240.

The previous prime is 86308517. The next prime is 86308543. The reversal of 86308525 is 52580368.

It is not a de Polignac number, because 86308525 - 2³ = 86308517 is a prime.

It is a super-2 number, since 2×86308525² = 14898322975351250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39069 + ... + 41218.

Almost surely, 2^86308525 is an apocalyptic number.

It is an amenable number.

86308525 is a deficient number, since it is larger than the sum of its proper divisors (23204307).

86308525 is a wasteful number, since it uses less digits than its factorization.

86308525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80340 (or 80335 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 86308525 is about 9290.2381562584. The cubic root of 86308525 is about 441.9277077156.

The spelling of 86308525 in words is "eighty-six million, three hundred eight thousand, five hundred twenty-five".