22090941 has 16 divisors (see below), whose sum is σ = 33784320. Its totient is φ = 14251680.

The previous prime is 22090933. The next prime is 22090951. The reversal of 22090941 is 14909022.

It is not a de Polignac number, because 22090941 - 2³ = 22090933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22090931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12360 + ... + 14033.

It is an arithmetic number, because the mean of its divisors is an integer number (2111520).

Almost surely, 2^22090941 is an apocalyptic number.

It is an amenable number.

22090941 is a deficient number, since it is larger than the sum of its proper divisors (11693379).

22090941 is a wasteful number, since it uses less digits than its factorization.

22090941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26433 (or 26427 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 22090941 is about 4700.1001053169. The cubic root of 22090941 is about 280.5894935922.

Adding to 22090941 its reverse (14909022), we get a palindrome (36999963).

The spelling of 22090941 in words is "twenty-two million, ninety thousand, nine hundred forty-one".