50720216 has 16 divisors (see below), whose sum is σ = 98168640. Its totient is φ = 24541920.

The previous prime is 50720203. The next prime is 50720227. The reversal of 50720216 is 61202705.

It is a super-2 number, since 2×50720216² = 5145080622173312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50720191 and 50720200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102011 + ... + 102506.

It is an arithmetic number, because the mean of its divisors is an integer number (6135540).

Almost surely, 2^50720216 is an apocalyptic number.

It is an amenable number.

50720216 is a deficient number, since it is larger than the sum of its proper divisors (47448424).

50720216 is a wasteful number, since it uses less digits than its factorization.

50720216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204554 (or 204550 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 50720216 is about 7121.8126906006. The cubic root of 50720216 is about 370.1635897011.

The spelling of 50720216 in words is "fifty million, seven hundred twenty thousand, two hundred sixteen".