22090296 has 64 divisors (see below), whose sum is σ = 57139200. Its totient is φ = 7113600.

The previous prime is 22090283. The next prime is 22090309. The reversal of 22090296 is 69209022.

It is an interprime number because it is at equal distance from previous prime (22090283) and next prime (22090309).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115561 + ... + 115751.

It is an arithmetic number, because the mean of its divisors is an integer number (892800).

Almost surely, 2^22090296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22090296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28569600).

22090296 is an abundant number, since it is smaller than the sum of its proper divisors (35048904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22090296 is a wasteful number, since it uses less digits than its factorization.

22090296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 22090296 is about 4700.0314892562. The cubic root of 22090296 is about 280.5867627294.

The spelling of 22090296 in words is "twenty-two million, ninety thousand, two hundred ninety-six".