504520304 has 20 divisors (see below), whose sum is σ = 979982664. Its totient is φ = 251621568.

The previous prime is 504520277. The next prime is 504520309. The reversal of 504520304 is 403025405.

It is a self number, because there is not a number n which added to its sum of digits gives 504520304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504520309) 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, 33362 + ... + 46065.

Almost surely, 2^504520304 is an apocalyptic number.

It is an amenable number.

504520304 is a deficient number, since it is larger than the sum of its proper divisors (475462360).

504520304 is a wasteful number, since it uses less digits than its factorization.

504520304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79832 (or 79826 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 504520304 is about 22461.5294225482. The cubic root of 504520304 is about 796.0851991664.

Adding to 504520304 its reverse (403025405), we get a palindrome (907545709).

The spelling of 504520304 in words is "five hundred four million, five hundred twenty thousand, three hundred four".