504635923 has 4 divisors (see below), whose sum is σ = 550511928. Its totient is φ = 458759920.

The previous prime is 504635891. The next prime is 504635947. The reversal of 504635923 is 329536405.

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 504635923 - 2⁵ = 504635891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504635993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22937986 + ... + 22938007.

It is an arithmetic number, because the mean of its divisors is an integer number (137627982).

Almost surely, 2^504635923 is an apocalyptic number.

504635923 is a deficient number, since it is larger than the sum of its proper divisors (45876005).

504635923 is a wasteful number, since it uses less digits than its factorization.

504635923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45876004.

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 504635923 is about 22464.1029867654. The cubic root of 504635923 is about 796.1460064612.

The spelling of 504635923 in words is "five hundred four million, six hundred thirty-five thousand, nine hundred twenty-three".