22054441 has 4 divisors (see below), whose sum is σ = 22066884. Its totient is φ = 22042000.

The previous prime is 22054429. The next prime is 22054453. The reversal of 22054441 is 14445022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (22054429) and next prime (22054453).

It can be written as a sum of positive squares in 2 ways, for example, as 21123216 + 931225 = 4596^2 + 965^2 .

It is a cyclic number.

It is not a de Polignac number, because 22054441 - 2¹⁹ = 21530153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22054481) 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, 3010 + ... + 7291.

It is an arithmetic number, because the mean of its divisors is an integer number (5516721).

Almost surely, 2^22054441 is an apocalyptic number.

It is an amenable number.

22054441 is a deficient number, since it is larger than the sum of its proper divisors (12443).

22054441 is a wasteful number, since it uses less digits than its factorization.

22054441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12442.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 22054441 is about 4696.2156040795. The cubic root of 22054441 is about 280.4348727116.

Adding to 22054441 its reverse (14445022), we get a palindrome (36499463).

The spelling of 22054441 in words is "twenty-two million, fifty-four thousand, four hundred forty-one".