50109220 has 48 divisors (see below), whose sum is σ = 120718080. Its totient is φ = 17115264.

The previous prime is 50109209. The next prime is 50109263. The reversal of 50109220 is 2290105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49762 + ... + 50758.

It is an arithmetic number, because the mean of its divisors is an integer number (2514960).

Almost surely, 2^50109220 is an apocalyptic number.

It is an amenable number.

50109220 is an abundant number, since it is smaller than the sum of its proper divisors (70608860).

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

50109220 is a wasteful number, since it uses less digits than its factorization.

50109220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372 (or 1370 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 50109220 is about 7078.7866191883. The cubic root of 50109220 is about 368.6712013949.

Adding to 50109220 its reverse (2290105), we get a palindrome (52399325).

The spelling of 50109220 in words is "fifty million, one hundred nine thousand, two hundred twenty".