222044224 has 14 divisors (see below), whose sum is σ = 440619134. Its totient is φ = 111022080.

The previous prime is 222044219. The next prime is 222044237. The reversal of 222044224 is 422440222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 207360000 + 14684224 = 14400^2 + 3832^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222044195 and 222044204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1734657 + ... + 1734784.

Almost surely, 2^222044224 is an apocalyptic number.

It is an amenable number.

222044224 is a deficient number, since it is larger than the sum of its proper divisors (218574910).

222044224 is an equidigital number, since it uses as much as digits as its factorization.

222044224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469453 (or 3469443 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 222044224 is about 14901.1484121191. The cubic root of 222044224 is about 605.5450989612.

Adding to 222044224 its reverse (422440222), we get a palindrome (644484446).

The spelling of 222044224 in words is "two hundred twenty-two million, forty-four thousand, two hundred twenty-four".