551344222 has 32 divisors (see below), whose sum is σ = 973625184. Its totient is φ = 230851200.

The previous prime is 551344177. The next prime is 551344243. The reversal of 551344222 is 222443155.

551344222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×551344222² = 607960902265570568, which contains 22 as substring.

It is a congruent number.

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, 157572 + ... + 161032.

It is an arithmetic number, because the mean of its divisors is an integer number (30425787).

Almost surely, 2^551344222 is an apocalyptic number.

551344222 is a deficient number, since it is larger than the sum of its proper divisors (422280962).

551344222 is a wasteful number, since it uses less digits than its factorization.

551344222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044.

The product of its digits is 9600, while the sum is 28.

The square root of 551344222 is about 23480.7202189371. The cubic root of 551344222 is about 819.9882122041.

Adding to 551344222 its reverse (222443155), we get a palindrome (773787377).

The spelling of 551344222 in words is "five hundred fifty-one million, three hundred forty-four thousand, two hundred twenty-two".