50550222 has 16 divisors (see below), whose sum is σ = 106421760. Its totient is φ = 15963192.

The previous prime is 50550221. The next prime is 50550229. The reversal of 50550222 is 22205505.

50550222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550221) 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, 221598 + ... + 221825.

It is an arithmetic number, because the mean of its divisors is an integer number (6651360).

Almost surely, 2^50550222 is an apocalyptic number.

50550222 is an abundant number, since it is smaller than the sum of its proper divisors (55871538).

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

50550222 is a wasteful number, since it uses less digits than its factorization.

50550222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443447.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 50550222 is about 7109.8679312629. The cubic root of 50550222 is about 369.7495797596.

Adding to 50550222 its reverse (22205505), we get a palindrome (72755727).

The spelling of 50550222 in words is "fifty million, five hundred fifty thousand, two hundred twenty-two".