823831264 has 24 divisors (see below), whose sum is σ = 1623502440. Its totient is φ = 411513216.

The previous prime is 823831249. The next prime is 823831277. The reversal of 823831264 is 462138328.

It is a congruent number.

It is an unprimeable number.

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, 22167 + ... + 46249.

It is an arithmetic number, because the mean of its divisors is an integer number (67645935).

Almost surely, 2^823831264 is an apocalyptic number.

It is an amenable number.

823831264 is a deficient number, since it is larger than the sum of its proper divisors (799671176).

823831264 is a wasteful number, since it uses less digits than its factorization.

823831264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25162 (or 25154 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 823831264 is about 28702.4609397870. The cubic root of 823831264 is about 937.4456317864.

The spelling of 823831264 in words is "eight hundred twenty-three million, eight hundred thirty-one thousand, two hundred sixty-four".