86520801 has 8 divisors (see below), whose sum is σ = 115530784. Its totient is φ = 57595680.

The previous prime is 86520793. The next prime is 86520809. The reversal of 86520801 is 10802568.

It is an interprime number because it is at equal distance from previous prime (86520793) and next prime (86520809).

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

It is not a de Polignac number, because 86520801 - 2³ = 86520793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86520809) 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, 18796 + ... + 22941.

It is an arithmetic number, because the mean of its divisors is an integer number (14441348).

Almost surely, 2^86520801 is an apocalyptic number.

It is an amenable number.

86520801 is a deficient number, since it is larger than the sum of its proper divisors (29009983).

86520801 is a wasteful number, since it uses less digits than its factorization.

86520801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42431.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 86520801 is about 9301.6558203365. The cubic root of 86520801 is about 442.2897184666.

The spelling of 86520801 in words is "eighty-six million, five hundred twenty thousand, eight hundred one".