22241222 has 8 divisors (see below), whose sum is σ = 33389496. Its totient is φ = 11111392.

The previous prime is 22241209. The next prime is 22241237. The reversal of 22241222 is 22214222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22241222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043 + ... + 6750.

It is an arithmetic number, because the mean of its divisors is an integer number (4173687).

Almost surely, 2^22241222 is an apocalyptic number.

22241222 is a deficient number, since it is larger than the sum of its proper divisors (11148274).

22241222 is a wasteful number, since it uses less digits than its factorization.

22241222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9222.

The product of its digits is 256, while the sum is 17.

The square root of 22241222 is about 4716.0600081000. The cubic root of 22241222 is about 281.2243241087.

Adding to 22241222 its reverse (22214222), we get a palindrome (44455444).

Subtracting from 22241222 its reverse (22214222), we obtain a cube (27000 = 30³).

The spelling of 22241222 in words is "twenty-two million, two hundred forty-one thousand, two hundred twenty-two".