22965923 has 4 divisors (see below), whose sum is σ = 23098848. Its totient is φ = 22833000.

The previous prime is 22965919. The next prime is 22965931. The reversal of 22965923 is 32956922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22965923 - 2² = 22965919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22965953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66203 + ... + 66548.

It is an arithmetic number, because the mean of its divisors is an integer number (5774712).

Almost surely, 2^22965923 is an apocalyptic number.

22965923 is a deficient number, since it is larger than the sum of its proper divisors (132925).

22965923 is a wasteful number, since it uses less digits than its factorization.

22965923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132924.

The product of its digits is 58320, while the sum is 38.

The square root of 22965923 is about 4792.2774335383. The cubic root of 22965923 is about 284.2461786292.

Subtracting 22965923 from its reverse (32956922), we obtain a palindrome (9990999).

The spelling of 22965923 in words is "twenty-two million, nine hundred sixty-five thousand, nine hundred twenty-three".