22734423 has 24 divisors (see below), whose sum is σ = 35053200. Its totient is φ = 14148864.

The previous prime is 22734407. The next prime is 22734451. The reversal of 22734423 is 32443722.

It is not a de Polignac number, because 22734423 - 2⁴ = 22734407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22734473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20733 + ... + 21801.

It is an arithmetic number, because the mean of its divisors is an integer number (1460550).

Almost surely, 2^22734423 is an apocalyptic number.

22734423 is a deficient number, since it is larger than the sum of its proper divisors (12318777).

22734423 is a wasteful number, since it uses less digits than its factorization.

22734423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231 (or 1228 counting only the distinct ones).

The product of its digits is 8064, while the sum is 27.

The square root of 22734423 is about 4768.0628141836. The cubic root of 22734423 is about 283.2878698295.

The spelling of 22734423 in words is "twenty-two million, seven hundred thirty-four thousand, four hundred twenty-three".