504112540 has 24 divisors (see below), whose sum is σ = 1075993632. Its totient is φ = 198338880.

The previous prime is 504112537. The next prime is 504112561. The reversal of 504112540 is 45211405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205384 + ... + 207823.

It is an arithmetic number, because the mean of its divisors is an integer number (44833068).

Almost surely, 2^504112540 is an apocalyptic number.

It is an amenable number.

504112540 is an abundant number, since it is smaller than the sum of its proper divisors (571881092).

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

504112540 is a wasteful number, since it uses less digits than its factorization.

504112540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413277 (or 413275 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 504112540 is about 22452.4506457536. The cubic root of 504112540 is about 795.8706703851.

Adding to 504112540 its reverse (45211405), we get a palindrome (549323945).

The spelling of 504112540 in words is "five hundred four million, one hundred twelve thousand, five hundred forty".