22105964 has 12 divisors (see below), whose sum is σ = 39028584. Its totient is φ = 10954944.

The previous prime is 22105931. The next prime is 22105969. The reversal of 22105964 is 46950122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22105969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24002 + ... + 24905.

It is an arithmetic number, because the mean of its divisors is an integer number (3252382).

Almost surely, 2^22105964 is an apocalyptic number.

It is an amenable number.

22105964 is a deficient number, since it is larger than the sum of its proper divisors (16922620).

22105964 is a wasteful number, since it uses less digits than its factorization.

22105964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49024 (or 49022 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 22105964 is about 4701.6979911517. The cubic root of 22105964 is about 280.6530843763.

The spelling of 22105964 in words is "twenty-two million, one hundred five thousand, nine hundred sixty-four".