86594561 has 8 divisors (see below), whose sum is σ = 88862400. Its totient is φ = 84338352.

The previous prime is 86594531. The next prime is 86594567. The reversal of 86594561 is 16549568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86594561 - 2¹⁰ = 86593537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86594567) 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, 13340 + ... + 18738.

It is an arithmetic number, because the mean of its divisors is an integer number (11107800).

Almost surely, 2^86594561 is an apocalyptic number.

It is an amenable number.

86594561 is a deficient number, since it is larger than the sum of its proper divisors (2267839).

86594561 is a wasteful number, since it uses less digits than its factorization.

86594561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815.

The product of its digits is 259200, while the sum is 44.

The square root of 86594561 is about 9305.6198611377. The cubic root of 86594561 is about 442.4153684955.

The spelling of 86594561 in words is "eighty-six million, five hundred ninety-four thousand, five hundred sixty-one".