264679856 has 20 divisors (see below), whose sum is σ = 586077072. Its totient is φ = 113434176.

The previous prime is 264679853. The next prime is 264679901. The reversal of 264679856 is 658976462.

It is a super-3 number, since 3×264679856³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264679798 and 264679807.

It is not an unprimeable number, because it can be changed into a prime (264679853) 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, 1181495 + ... + 1181718.

Almost surely, 2^264679856 is an apocalyptic number.

It is an amenable number.

264679856 is an abundant number, since it is smaller than the sum of its proper divisors (321397216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264679856 is a wasteful number, since it uses less digits than its factorization.

264679856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363228 (or 2363222 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The square root of 264679856 is about 16268.9844796779. The cubic root of 264679856 is about 642.0570660609.

The spelling of 264679856 in words is "two hundred sixty-four million, six hundred seventy-nine thousand, eight hundred fifty-six".