22235923 has 4 divisors (see below), whose sum is σ = 22245808. Its totient is φ = 22226040.

The previous prime is 22235921. The next prime is 22235929. The reversal of 22235923 is 32953222.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22235923 - 2¹ = 22235921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22235891 and 22235900.

It is not an unprimeable number, because it can be changed into a prime (22235921) 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, 253 + ... + 6673.

It is an arithmetic number, because the mean of its divisors is an integer number (5561452).

Almost surely, 2^22235923 is an apocalyptic number.

22235923 is a deficient number, since it is larger than the sum of its proper divisors (9885).

22235923 is an equidigital number, since it uses as much as digits as its factorization.

22235923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9884.

The product of its digits is 6480, while the sum is 28.

The square root of 22235923 is about 4715.4981709253. The cubic root of 22235923 is about 281.2019883148.

The spelling of 22235923 in words is "twenty-two million, two hundred thirty-five thousand, nine hundred twenty-three".