50221055 has 4 divisors (see below), whose sum is σ = 60265272. Its totient is φ = 40176840.

The previous prime is 50221021. The next prime is 50221063. The reversal of 50221055 is 55012205.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50221055 - 2⁶ = 50220991 is a prime.

It is a Duffinian number.

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, 5022101 + ... + 5022110.

It is an arithmetic number, because the mean of its divisors is an integer number (15066318).

Almost surely, 2^50221055 is an apocalyptic number.

50221055 is a deficient number, since it is larger than the sum of its proper divisors (10044217).

50221055 is a wasteful number, since it uses less digits than its factorization.

50221055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10044216.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 50221055 is about 7086.6815224053. The cubic root of 50221055 is about 368.9452674505.

The spelling of 50221055 in words is "fifty million, two hundred twenty-one thousand, fifty-five".