22553426 has 12 divisors (see below), whose sum is σ = 39353598. Its totient is φ = 9665712.

The previous prime is 22553413. The next prime is 22553429. The reversal of 22553426 is 62435522.

It can be written as a sum of positive squares in only one way, i.e., 17935225 + 4618201 = 4235^2 + 2149^2 .

It is not an unprimeable number, because it can be changed into a prime (22553429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114971 + ... + 115166.

Almost surely, 2^22553426 is an apocalyptic number.

22553426 is a deficient number, since it is larger than the sum of its proper divisors (16800172).

22553426 is a wasteful number, since it uses less digits than its factorization.

22553426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230153 (or 230146 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 22553426 is about 4749.0447460516. The cubic root of 22553426 is about 282.5340799985.

Adding to 22553426 its reverse (62435522), we get a palindrome (84988948).

The spelling of 22553426 in words is "twenty-two million, five hundred fifty-three thousand, four hundred twenty-six".