864074884 has 12 divisors (see below), whose sum is σ = 1544304384. Its totient is φ = 422845064.

The previous prime is 864074881. The next prime is 864074909. The reversal of 864074884 is 488470468.

It is a super-2 number, since 2×864074884² = 1493250810319226912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (864074881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2297884 + ... + 2298259.

It is an arithmetic number, because the mean of its divisors is an integer number (128692032).

Almost surely, 2^864074884 is an apocalyptic number.

It is an amenable number.

864074884 is a deficient number, since it is larger than the sum of its proper divisors (680229500).

864074884 is a wasteful number, since it uses less digits than its factorization.

864074884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4596194 (or 4596192 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 49.

The square root of 864074884 is about 29395.1506885064. The cubic root of 864074884 is about 952.4681468074.

The spelling of 864074884 in words is "eight hundred sixty-four million, seventy-four thousand, eight hundred eighty-four".