504400633 has 4 divisors (see below), whose sum is σ = 550255248. Its totient is φ = 458546020.

The previous prime is 504400609. The next prime is 504400691. The reversal of 504400633 is 336004405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 504400633 - 2⁵ = 504400601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504400598 and 504400607.

It is not an unprimeable number, because it can be changed into a prime (504400133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22927291 + ... + 22927312.

It is an arithmetic number, because the mean of its divisors is an integer number (137563812).

Almost surely, 2^504400633 is an apocalyptic number.

It is an amenable number.

504400633 is a deficient number, since it is larger than the sum of its proper divisors (45854615).

504400633 is a wasteful number, since it uses less digits than its factorization.

504400633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45854614.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 504400633 is about 22458.8653542426. The cubic root of 504400633 is about 796.0222510257.

The spelling of 504400633 in words is "five hundred four million, four hundred thousand, six hundred thirty-three".