22929 has 4 divisors (see below), whose sum is σ = 30576. Its totient is φ = 15284.

The previous prime is 22921. The next prime is 22937. The reversal of 22929 is 92922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22921) and next prime (22937).

It is a cyclic number.

It is not a de Polignac number, because 22929 - 2³ = 22921 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 22899 and 22908.

It is not an unprimeable number, because it can be changed into a prime (22921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3819 + ... + 3824.

It is an arithmetic number, because the mean of its divisors is an integer number (7644).

2²²⁹²⁹ is an apocalyptic number.

It is an amenable number.

22929 is a deficient number, since it is larger than the sum of its proper divisors (7647).

22929 is an equidigital number, since it uses as much as digits as its factorization.

22929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7646.

The product of its digits is 648, while the sum is 24.

The square root of 22929 is about 151.4232478849. The cubic root of 22929 is about 28.4093766565.

The spelling of 22929 in words is "twenty-two thousand, nine hundred twenty-nine".