22223356 has 12 divisors (see below), whose sum is σ = 39248440. Its totient is φ = 11009520.

The previous prime is 22223351. The next prime is 22223363. The reversal of 22223356 is 65332222.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22223356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22223351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25050 + ... + 25921.

Almost surely, 2^22223356 is an apocalyptic number.

22223356 is the 2982-nd centered pentagonal number.

It is an amenable number.

22223356 is a deficient number, since it is larger than the sum of its proper divisors (17025084).

22223356 is a wasteful number, since it uses less digits than its factorization.

22223356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51084 (or 51082 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 22223356 is about 4714.1654616698. The cubic root of 22223356 is about 281.1490030120.

Adding to 22223356 its reverse (65332222), we get a palindrome (87555578).

The spelling of 22223356 in words is "twenty-two million, two hundred twenty-three thousand, three hundred fifty-six".