504304004 has 18 divisors (see below), whose sum is σ = 931428414. Its totient is φ = 238880160.

The previous prime is 504303991. The next prime is 504304013. The reversal of 504304004 is 400403405.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 305550400 + 198753604 = 17480^2 + 14098^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173177 + ... + 176064.

It is an arithmetic number, because the mean of its divisors is an integer number (51746023).

Almost surely, 2^504304004 is an apocalyptic number.

It is an amenable number.

504304004 is a deficient number, since it is larger than the sum of its proper divisors (427124410).

504304004 is a wasteful number, since it uses less digits than its factorization.

504304004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349283 (or 349262 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 504304004 is about 22456.7140071739. The cubic root of 504304004 is about 795.9714159412.

Adding to 504304004 its reverse (400403405), we get a palindrome (904707409).

The spelling of 504304004 in words is "five hundred four million, three hundred four thousand, four".