504039404 has 48 divisors (see below), whose sum is σ = 990323712. Its totient is φ = 222480000.

The previous prime is 504039397. The next prime is 504039427. The reversal of 504039404 is 404930405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488369 + ... + 489399.

It is an arithmetic number, because the mean of its divisors is an integer number (20631744).

Almost surely, 2^504039404 is an apocalyptic number.

It is an amenable number.

504039404 is a deficient number, since it is larger than the sum of its proper divisors (486284308).

504039404 is a wasteful number, since it uses less digits than its factorization.

504039404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358 (or 1356 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 504039404 is about 22450.8219003225. The cubic root of 504039404 is about 795.8321805587.

Adding to 504039404 its reverse (404930405), we get a palindrome (908969809).

It can be divided in two parts, 5040 and 39404, that added together give a palindrome (44444).

The spelling of 504039404 in words is "five hundred four million, thirty-nine thousand, four hundred four".