264604623 has 12 divisors (see below), whose sum is σ = 364558104. Its totient is φ = 170710800.

The previous prime is 264604607. The next prime is 264604657. The reversal of 264604623 is 326406462.

It is not a de Polignac number, because 264604623 - 2⁴ = 264604607 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264604603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43008 + ... + 48773.

It is an arithmetic number, because the mean of its divisors is an integer number (30379842).

Almost surely, 2^264604623 is an apocalyptic number.

264604623 is a deficient number, since it is larger than the sum of its proper divisors (99953481).

264604623 is an equidigital number, since it uses as much as digits as its factorization.

264604623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91846 (or 91815 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 264604623 is about 16266.6721550537. The cubic root of 264604623 is about 641.9962272078.

The spelling of 264604623 in words is "two hundred sixty-four million, six hundred four thousand, six hundred twenty-three".