550957222 has 16 divisors (see below), whose sum is σ = 848782800. Its totient is φ = 268122400.

The previous prime is 550957217. The next prime is 550957229. The reversal of 550957222 is 222759055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550957229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11197 + ... + 35032.

It is an arithmetic number, because the mean of its divisors is an integer number (53048925).

Almost surely, 2^550957222 is an apocalyptic number.

550957222 is a deficient number, since it is larger than the sum of its proper divisors (297825578).

550957222 is a wasteful number, since it uses less digits than its factorization.

550957222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46391.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 550957222 is about 23472.4779688894. The cubic root of 550957222 is about 819.7963116923.

The spelling of 550957222 in words is "five hundred fifty million, nine hundred fifty-seven thousand, two hundred twenty-two".