501389882 has 16 divisors (see below), whose sum is σ = 863317440. Its totient is φ = 213933408.

The previous prime is 501389881. The next prime is 501389899. The reversal of 501389882 is 288983105.

It is not an unprimeable number, because it can be changed into a prime (501389881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75707 + ... + 82062.

It is an arithmetic number, because the mean of its divisors is an integer number (53957340).

Almost surely, 2^501389882 is an apocalyptic number.

501389882 is a deficient number, since it is larger than the sum of its proper divisors (361927558).

501389882 is a wasteful number, since it uses less digits than its factorization.

501389882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158005.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 501389882 is about 22391.7369134241. The cubic root of 501389882 is about 794.4352789737.

The spelling of 501389882 in words is "five hundred one million, three hundred eighty-nine thousand, eight hundred eighty-two".