264256224 has 24 divisors (see below), whose sum is σ = 693672840. Its totient is φ = 88085376.

The previous prime is 264256217. The next prime is 264256243. The reversal of 264256224 is 422652462.

It is a tau number, because it is divible by the number of its divisors (24).

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, 1376239 + ... + 1376430.

It is an arithmetic number, because the mean of its divisors is an integer number (28903035).

Almost surely, 2^264256224 is an apocalyptic number.

264256224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

264256224 is an abundant number, since it is smaller than the sum of its proper divisors (429416616).

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

264256224 is a wasteful number, since it uses less digits than its factorization.

264256224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752682 (or 2752674 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 264256224 is about 16255.9596456192. The cubic root of 264256224 is about 641.7143360849.

The spelling of 264256224 in words is "two hundred sixty-four million, two hundred fifty-six thousand, two hundred twenty-four".