22090929 has 8 divisors (see below), whose sum is σ = 33662400. Its totient is φ = 12623376.

The previous prime is 22090907. The next prime is 22090931. The reversal of 22090929 is 92909022.

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

It is not a de Polignac number, because 22090929 - 2⁷ = 22090801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22090929.

It is not an unprimeable number, because it can be changed into a prime (22090979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525954 + ... + 525995.

It is an arithmetic number, because the mean of its divisors is an integer number (4207800).

Almost surely, 2^22090929 is an apocalyptic number.

It is an amenable number.

22090929 is a deficient number, since it is larger than the sum of its proper divisors (11571471).

22090929 is a wasteful number, since it uses less digits than its factorization.

22090929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051959.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 22090929 is about 4700.0988287482. The cubic root of 22090929 is about 280.5894427859.

The spelling of 22090929 in words is "twenty-two million, ninety thousand, nine hundred twenty-nine".