50005220 has 24 divisors (see below), whose sum is σ = 109577664. Its totient is φ = 19132256.

The previous prime is 50005187. The next prime is 50005223. The reversal of 50005220 is 2250005.

50005220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 50005195 and 50005204.

It is not an unprimeable number, because it can be changed into a prime (50005223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53894 + ... + 54813.

It is an arithmetic number, because the mean of its divisors is an integer number (4565736).

Almost surely, 2^50005220 is an apocalyptic number.

It is an amenable number.

50005220 is an abundant number, since it is smaller than the sum of its proper divisors (59572444).

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

50005220 is a wasteful number, since it uses less digits than its factorization.

50005220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108739 (or 108737 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 50005220 is about 7071.4369119720. The cubic root of 50005220 is about 368.4159698475.

Adding to 50005220 its reverse (2250005), we get a palindrome (52255225).

The spelling of 50005220 in words is "fifty million, five thousand, two hundred twenty".