864233284 has 12 divisors (see below), whose sum is σ = 1601373564. Its totient is φ = 406697984.

The previous prime is 864233281. The next prime is 864233291. The reversal of 864233284 is 482332468.

It can be written as a sum of positive squares in 2 ways, for example, as 698544900 + 165688384 = 26430^2 + 12872^2 .

It is not an unprimeable number, because it can be changed into a prime (864233281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6354589 + ... + 6354724.

It is an arithmetic number, because the mean of its divisors is an integer number (133447797).

Almost surely, 2^864233284 is an apocalyptic number.

It is an amenable number.

864233284 is a deficient number, since it is larger than the sum of its proper divisors (737140280).

864233284 is a wasteful number, since it uses less digits than its factorization.

864233284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12709334 (or 12709332 counting only the distinct ones).

The product of its digits is 221184, while the sum is 40.

The square root of 864233284 is about 29397.8448869981. The cubic root of 864233284 is about 952.5263445937.

Adding to 864233284 its product of digits (221184), we get a palindrome (864454468).

The spelling of 864233284 in words is "eight hundred sixty-four million, two hundred thirty-three thousand, two hundred eighty-four".