864086679 has 6 divisors (see below), whose sum is σ = 1248125216. Its totient is φ = 576057780.

The previous prime is 864086633. The next prime is 864086687. The reversal of 864086679 is 976680468.

864086679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 864086679 - 2⁷ = 864086551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864081679) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48004807 + ... + 48004824.

Almost surely, 2^864086679 is an apocalyptic number.

864086679 is a deficient number, since it is larger than the sum of its proper divisors (384038537).

864086679 is a wasteful number, since it uses less digits than its factorization.

864086679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96009637 (or 96009634 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The square root of 864086679 is about 29395.3513161520. The cubic root of 864086679 is about 952.4724806566.

The spelling of 864086679 in words is "eight hundred sixty-four million, eighty-six thousand, six hundred seventy-nine".