22056653 has 2 divisors, whose sum is σ = 22056654. Its totient is φ = 22056652.

The previous prime is 22056649. The next prime is 22056673. The reversal of 22056653 is 35665022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15389929 + 6666724 = 3923^2 + 2582^2 .

It is a cyclic number.

It is not a de Polignac number, because 22056653 - 2² = 22056649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22056623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11028326 + 11028327.

It is an arithmetic number, because the mean of its divisors is an integer number (11028327).

Almost surely, 2^22056653 is an apocalyptic number.

It is an amenable number.

22056653 is a deficient number, since it is larger than the sum of its proper divisors (1).

22056653 is an equidigital number, since it uses as much as digits as its factorization.

22056653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 22056653 is about 4696.4511069530. The cubic root of 22056653 is about 280.4442480146. Note that the first 3 decimals are identical.

The spelling of 22056653 in words is "twenty-two million, fifty-six thousand, six hundred fifty-three".