22227256 has 16 divisors (see below), whose sum is σ = 41729400. Its totient is φ = 11099424.

The previous prime is 22227229. The next prime is 22227277. The reversal of 22227256 is 65272222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8110 + ... + 10498.

Almost surely, 2^22227256 is an apocalyptic number.

It is an amenable number.

22227256 is a deficient number, since it is larger than the sum of its proper divisors (19502144).

22227256 is a wasteful number, since it uses less digits than its factorization.

22227256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558 (or 3554 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 22227256 is about 4714.5790904385. The cubic root of 22227256 is about 281.1654484276.

Adding to 22227256 its reverse (65272222), we get a palindrome (87499478).

The spelling of 22227256 in words is "twenty-two million, two hundred twenty-seven thousand, two hundred fifty-six".