222224224 has 12 divisors (see below), whose sum is σ = 437504004. Its totient is φ = 111112096.

The previous prime is 222224179. The next prime is 222224243. The reversal of 222224224 is 422422222.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222224195 and 222224204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3472222 + ... + 3472285.

It is an arithmetic number, because the mean of its divisors is an integer number (36458667).

Almost surely, 2^222224224 is an apocalyptic number.

It is an amenable number.

222224224 is a deficient number, since it is larger than the sum of its proper divisors (215279780).

222224224 is an equidigital number, since it uses as much as digits as its factorization.

222224224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6944517 (or 6944509 counting only the distinct ones).

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

The square root of 222224224 is about 14907.1869915152. The cubic root of 222224224 is about 605.7086830077.

Adding to 222224224 its reverse (422422222), we get a palindrome (644646446).

The spelling of 222224224 in words is "two hundred twenty-two million, two hundred twenty-four thousand, two hundred twenty-four".