22445655 has 16 divisors (see below), whose sum is σ = 36789984. Its totient is φ = 11678720.

The previous prime is 22445653. The next prime is 22445663. The reversal of 22445655 is 55654422.

It is not a de Polignac number, because 22445655 - 2¹ = 22445653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22445653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17634 + ... + 18863.

It is an arithmetic number, because the mean of its divisors is an integer number (2299374).

Almost surely, 2^22445655 is an apocalyptic number.

22445655 is a deficient number, since it is larger than the sum of its proper divisors (14344329).

22445655 is a wasteful number, since it uses less digits than its factorization.

22445655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36546.

The product of its digits is 48000, while the sum is 33.

The square root of 22445655 is about 4737.6845610488. The cubic root of 22445655 is about 282.0833338546.

The spelling of 22445655 in words is "twenty-two million, four hundred forty-five thousand, six hundred fifty-five".