50520 has 32 divisors (see below), whose sum is σ = 151920. Its totient is φ = 13440.

The previous prime is 50513. The next prime is 50527. The reversal of 50520 is 2505.

It is an interprime number because it is at equal distance from previous prime (50513) and next prime (50527).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 50496 and 50505.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 50520.

It is not an unprimeable number, because it can be changed into a prime (50527) by changing a digit.

50520 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91 + ... + 330.

2⁵⁰⁵²⁰ is an apocalyptic number.

It is an amenable number.

50520 is an abundant number, since it is smaller than the sum of its proper divisors (101400).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75960).

50520 is a wasteful number, since it uses less digits than its factorization.

50520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 12.

The square root of 50520 is about 224.7665455534. The cubic root of 50520 is about 36.9675878801.

It can be divided in two parts, 505 and 20, that added together give a palindrome (525).

The spelling of 50520 in words is "fifty thousand, five hundred twenty".