504004 has 6 divisors (see below), whose sum is σ = 882014. Its totient is φ = 252000.

The previous prime is 504001. The next prime is 504011. The reversal of 504004 is 400405.

It can be written as a sum of positive squares in only one way, i.e., 419904 + 84100 = 648^2 + 290^2 .

It is not an unprimeable number, because it can be changed into a prime (504001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62997 + ... + 63004.

2⁵⁰⁴⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

504004 is a deficient number, since it is larger than the sum of its proper divisors (378010).

504004 is a wasteful number, since it uses less digits than its factorization.

504004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126005 (or 126003 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 504004 is about 709.9323911472. The cubic root of 504004 is about 79.5813546895.

Adding to 504004 its reverse (400405), we get a palindrome (904409).

The spelling of 504004 in words is "five hundred four thousand, four".