504397860 has 24 divisors (see below), whose sum is σ = 1412314176. Its totient is φ = 134506080.

The previous prime is 504397849. The next prime is 504397891. The reversal of 504397860 is 68793405.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4203256 + ... + 4203375.

It is an arithmetic number, because the mean of its divisors is an integer number (58846424).

Almost surely, 2^504397860 is an apocalyptic number.

It is an amenable number.

504397860 is an abundant number, since it is smaller than the sum of its proper divisors (907916316).

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

504397860 is a wasteful number, since it uses less digits than its factorization.

504397860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8406643 (or 8406641 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 504397860 is about 22458.8036190711. The cubic root of 504397860 is about 796.0207922820.

The spelling of 504397860 in words is "five hundred four million, three hundred ninety-seven thousand, eight hundred sixty".