50616220 has 24 divisors (see below), whose sum is σ = 106496208. Its totient is φ = 20208000.

The previous prime is 50616199. The next prime is 50616239. The reversal of 50616220 is 2261605.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 50616191 and 50616200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9915 + ... + 14125.

It is an arithmetic number, because the mean of its divisors is an integer number (4437342).

Almost surely, 2^50616220 is an apocalyptic number.

It is an amenable number.

50616220 is an abundant number, since it is smaller than the sum of its proper divisors (55879988).

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

50616220 is a wasteful number, since it uses less digits than its factorization.

50616220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4821 (or 4819 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 50616220 is about 7114.5077131169. The cubic root of 50616220 is about 369.9104238963.

Adding to 50616220 its reverse (2261605), we get a palindrome (52877825).

The spelling of 50616220 in words is "fifty million, six hundred sixteen thousand, two hundred twenty".