264747923 has 4 divisors (see below), whose sum is σ = 288815928. Its totient is φ = 240679920.

The previous prime is 264747907. The next prime is 264747941. The reversal of 264747923 is 329747462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264747923 - 2⁴ = 264747907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264747983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12033986 + ... + 12034007.

It is an arithmetic number, because the mean of its divisors is an integer number (72203982).

Almost surely, 2^264747923 is an apocalyptic number.

264747923 is a deficient number, since it is larger than the sum of its proper divisors (24068005).

264747923 is a wasteful number, since it uses less digits than its factorization.

264747923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24068004.

The product of its digits is 508032, while the sum is 44.

The square root of 264747923 is about 16271.0762704868. The cubic root of 264747923 is about 642.1121000343.

The spelling of 264747923 in words is "two hundred sixty-four million, seven hundred forty-seven thousand, nine hundred twenty-three".