22964923 has 4 divisors (see below), whose sum is σ = 23119200. Its totient is φ = 22810648.

The previous prime is 22964917. The next prime is 22964927. The reversal of 22964923 is 32946922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32946922 = 2 ⋅16473461.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22964923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22964927) 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, 76915 + ... + 77212.

It is an arithmetic number, because the mean of its divisors is an integer number (5779800).

Almost surely, 2^22964923 is an apocalyptic number.

22964923 is a deficient number, since it is larger than the sum of its proper divisors (154277).

22964923 is a wasteful number, since it uses less digits than its factorization.

22964923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154276.

The product of its digits is 46656, while the sum is 37.

The square root of 22964923 is about 4792.1730978753. The cubic root of 22964923 is about 284.2420529469.

The spelling of 22964923 in words is "twenty-two million, nine hundred sixty-four thousand, nine hundred twenty-three".