501880 has 16 divisors (see below), whose sum is σ = 1129320. Its totient is φ = 200736.

The previous prime is 501863. The next prime is 501889. The reversal of 501880 is 88105.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501889) by changing a digit.

501880 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6234 + ... + 6313.

2⁵⁰¹⁸⁸⁰ is an apocalyptic number.

It is an amenable number.

501880 is an abundant number, since it is smaller than the sum of its proper divisors (627440).

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

501880 is a wasteful number, since it uses less digits than its factorization.

501880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12558 (or 12554 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 501880 is about 708.4348946798. The cubic root of 501880 is about 79.4694053128.

Adding to 501880 its reverse (88105), we get a palindrome (589985).

The spelling of 501880 in words is "five hundred one thousand, eight hundred eighty".