550301222 has 16 divisors (see below), whose sum is σ = 850471920. Its totient is φ = 266858208.

The previous prime is 550301209. The next prime is 550301233. The reversal of 550301222 is 222103055.

It is a junction number, because it is equal to n+sod(n) for n = 550301194 and 550301203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11729 + ... + 35187.

It is an arithmetic number, because the mean of its divisors is an integer number (53154495).

Almost surely, 2^550301222 is an apocalyptic number.

It is a pronic number, being equal to 23458×23459.

550301222 is a deficient number, since it is larger than the sum of its proper divisors (300170698).

550301222 is a wasteful number, since it uses less digits than its factorization.

550301222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23815.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 550301222 is about 23458.4999946714. The cubic root of 550301222 is about 819.4708176009.

Adding to 550301222 its reverse (222103055), we get a palindrome (772404277).

The spelling of 550301222 in words is "five hundred fifty million, three hundred one thousand, two hundred twenty-two".