504844872 has 128 divisors (see below), whose sum is σ = 1491959040. Its totient is φ = 139345920.

The previous prime is 504844867. The next prime is 504844913. The reversal of 504844872 is 278448405.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 31 ways as a sum of consecutive naturals, for example, 1497888 + ... + 1498224.

It is an arithmetic number, because the mean of its divisors is an integer number (11655930).

Almost surely, 2^504844872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504844872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745979520).

504844872 is an abundant number, since it is smaller than the sum of its proper divisors (987114168).

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

504844872 is a wasteful number, since it uses less digits than its factorization.

504844872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631 (or 627 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 42.

The square root of 504844872 is about 22468.7532364393. The cubic root of 504844872 is about 796.2558750810.

The spelling of 504844872 in words is "five hundred four million, eight hundred forty-four thousand, eight hundred seventy-two".