86656801 has 32 divisors (see below), whose sum is σ = 113799168. Its totient is φ = 63983040.

The previous prime is 86656789. The next prime is 86656813. The reversal of 86656801 is 10865668.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (86656789) and next prime (86656813).

It is not a de Polignac number, because 86656801 - 2⁹ = 86656289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86656301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295611 + ... + 295903.

It is an arithmetic number, because the mean of its divisors is an integer number (3556224).

Almost surely, 2^86656801 is an apocalyptic number.

It is an amenable number.

86656801 is a deficient number, since it is larger than the sum of its proper divisors (27142367).

86656801 is a wasteful number, since it uses less digits than its factorization.

86656801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 86656801 is about 9308.9634761342. The cubic root of 86656801 is about 442.5213387307.

The spelling of 86656801 in words is "eighty-six million, six hundred fifty-six thousand, eight hundred one".