264044 has 24 divisors (see below), whose sum is σ = 535248. Its totient is φ = 112640.

The previous prime is 264031. The next prime is 264053. The reversal of 264044 is 440462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572 + ... + 924.

It is an arithmetic number, because the mean of its divisors is an integer number (22302).

2²⁶⁴⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

264044 is an abundant number, since it is smaller than the sum of its proper divisors (271204).

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

264044 is a wasteful number, since it uses less digits than its factorization.

264044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 264044 is about 513.8521188046. The cubic root of 264044 is about 64.1542503290.

It can be divided in two parts, 2 and 64044, that added together give a palindrome (64046).

The spelling of 264044 in words is "two hundred sixty-four thousand, forty-four".