22605056 has 18 divisors (see below), whose sum is σ = 45122322. Its totient is φ = 11302400.

The previous prime is 22604999. The next prime is 22605059. The reversal of 22605056 is 65050622.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19219456 + 3385600 = 4384^2 + 1840^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22605059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43895 + ... + 44406.

Almost surely, 2^22605056 is an apocalyptic number.

It is an amenable number.

22605056 is a deficient number, since it is larger than the sum of its proper divisors (22517266).

22605056 is an frugal number, since it uses more digits than its factorization.

22605056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88317 (or 88303 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 22605056 is about 4754.4774686605. The cubic root of 22605056 is about 282.7495109416.

Adding to 22605056 its reverse (65050622), we get a palindrome (87655678).

The spelling of 22605056 in words is "twenty-two million, six hundred five thousand, fifty-six".