22123366 has 16 divisors (see below), whose sum is σ = 34128864. Its totient is φ = 10751104.

The previous prime is 22123351. The next prime is 22123393. The reversal of 22123366 is 66332122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22123366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11055 + ... + 12901.

It is an arithmetic number, because the mean of its divisors is an integer number (2133054).

Almost surely, 2^22123366 is an apocalyptic number.

22123366 is a deficient number, since it is larger than the sum of its proper divisors (12005498).

22123366 is a wasteful number, since it uses less digits than its factorization.

22123366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015.

The product of its digits is 2592, while the sum is 25.

The square root of 22123366 is about 4703.5482351093. The cubic root of 22123366 is about 280.7267092132.

Adding to 22123366 its reverse (66332122), we get a palindrome (88455488).

The spelling of 22123366 in words is "twenty-two million, one hundred twenty-three thousand, three hundred sixty-six".