86320593 has 32 divisors (see below), whose sum is σ = 133297920. Its totient is φ = 55157760.

The previous prime is 86320583. The next prime is 86320607. The reversal of 86320593 is 39502368.

86320593 is a `hidden beast` number, since 8 + 63 + 2 + 0 + 593 = 666.

It is not a de Polignac number, because 86320593 - 2⁵ = 86320561 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86320573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70321 + ... + 71537.

It is an arithmetic number, because the mean of its divisors is an integer number (4165560).

Almost surely, 2^86320593 is an apocalyptic number.

It is an amenable number.

86320593 is a deficient number, since it is larger than the sum of its proper divisors (46977327).

86320593 is a wasteful number, since it uses less digits than its factorization.

86320593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 86320593 is about 9290.8876325139. The cubic root of 86320593 is about 441.9483041168.

The spelling of 86320593 in words is "eighty-six million, three hundred twenty thousand, five hundred ninety-three".