500959944 has 128 divisors (see below), whose sum is σ = 1482364800. Its totient is φ = 156211200.

The previous prime is 500959913. The next prime is 500959993. The reversal of 500959944 is 449959005.

500959944 is a `hidden beast` number, since 50 + 0 + 9 + 599 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 500959944.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 833244 + ... + 833844.

It is an arithmetic number, because the mean of its divisors is an integer number (11580975).

Almost surely, 2^500959944 is an apocalyptic number.

500959944 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500959944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741182400).

500959944 is an abundant number, since it is smaller than the sum of its proper divisors (981404856).

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

500959944 is a wasteful number, since it uses less digits than its factorization.

500959944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 500959944 is about 22382.1344826627. The cubic root of 500959944 is about 794.2081399737.

The spelling of 500959944 in words is "five hundred million, nine hundred fifty-nine thousand, nine hundred forty-four".