504524004 has 12 divisors (see below), whose sum is σ = 1177222704. Its totient is φ = 168174664.

The previous prime is 504523969. The next prime is 504524023. The reversal of 504524004 is 400425405.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×504524004² = 509088941224384032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21021822 + ... + 21021845.

It is an arithmetic number, because the mean of its divisors is an integer number (98101892).

Almost surely, 2^504524004 is an apocalyptic number.

It is an amenable number.

504524004 is an abundant number, since it is smaller than the sum of its proper divisors (672698700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504524004 is a wasteful number, since it uses less digits than its factorization.

504524004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42043674 (or 42043672 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 504524004 is about 22461.6117854441. The cubic root of 504524004 is about 796.0871452447.

Adding to 504524004 its reverse (400425405), we get a palindrome (904949409).

The spelling of 504524004 in words is "five hundred four million, five hundred twenty-four thousand, four".