22092729 has 8 divisors (see below), whose sum is σ = 29507040. Its totient is φ = 14703456.

The previous prime is 22092703. The next prime is 22092731. The reversal of 22092729 is 92729022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22092729 - 2²³ = 13704121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22092729.

It is not an unprimeable number, because it can be changed into a prime (22092529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4092 + ... + 7805.

It is an arithmetic number, because the mean of its divisors is an integer number (3688380).

Almost surely, 2^22092729 is an apocalyptic number.

It is an amenable number.

22092729 is a deficient number, since it is larger than the sum of its proper divisors (7414311).

22092729 is a wasteful number, since it uses less digits than its factorization.

22092729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12519.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 22092729 is about 4700.2903101830. The cubic root of 22092729 is about 280.5970635199.

The spelling of 22092729 in words is "twenty-two million, ninety-two thousand, seven hundred twenty-nine".