264812 has 12 divisors (see below), whose sum is σ = 467040. Its totient is φ = 131376.

The previous prime is 264811. The next prime is 264827. The reversal of 264812 is 218462.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 264812.

It is not an unprimeable number, because it can be changed into a prime (264811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818 + ... + 1094.

It is an arithmetic number, because the mean of its divisors is an integer number (38920).

2²⁶⁴⁸¹² is an apocalyptic number.

It is an amenable number.

264812 is a deficient number, since it is larger than the sum of its proper divisors (202228).

264812 is a wasteful number, since it uses less digits than its factorization.

264812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 518 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 264812 is about 514.5988729098. The cubic root of 264812 is about 64.2163899368.

The spelling of 264812 in words is "two hundred sixty-four thousand, eight hundred twelve".