864084826 has 16 divisors (see below), whose sum is σ = 1418044320. Its totient is φ = 391630480.

The previous prime is 864084821. The next prime is 864084847. The reversal of 864084826 is 628480468.

It is not an unprimeable number, because it can be changed into a prime (864084821) 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, 48961 + ... + 64228.

It is an arithmetic number, because the mean of its divisors is an integer number (88627770).

Almost surely, 2^864084826 is an apocalyptic number.

864084826 is a deficient number, since it is larger than the sum of its proper divisors (553959494).

864084826 is a wasteful number, since it uses less digits than its factorization.

864084826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113549.

The product of its (nonzero) digits is 589824, while the sum is 46.

The square root of 864084826 is about 29395.3197975460. The cubic root of 864084826 is about 952.4717998094.

The spelling of 864084826 in words is "eight hundred sixty-four million, eighty-four thousand, eight hundred twenty-six".