22091152 has 20 divisors (see below), whose sum is σ = 42926320. Its totient is φ = 11013408.

The previous prime is 22091141. The next prime is 22091159. The reversal of 22091152 is 25119022.

It is not an unprimeable number, because it can be changed into a prime (22091159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4243 + ... + 7885.

It is an arithmetic number, because the mean of its divisors is an integer number (2146316).

Almost surely, 2^22091152 is an apocalyptic number.

It is an amenable number.

22091152 is a deficient number, since it is larger than the sum of its proper divisors (20835168).

22091152 is a wasteful number, since it uses less digits than its factorization.

22091152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4030 (or 4024 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 22091152 is about 4700.1225515937. The cubic root of 22091152 is about 280.5903869327.

The spelling of 22091152 in words is "twenty-two million, ninety-one thousand, one hundred fifty-two".