22441605 has 16 divisors (see below), whose sum is σ = 36072960. Its totient is φ = 11913408.

The previous prime is 22441589. The next prime is 22441619. The reversal of 22441605 is 50614422.

It is not a de Polignac number, because 22441605 - 2⁴ = 22441589 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10 + ... + 6699.

It is an arithmetic number, because the mean of its divisors is an integer number (2254560).

Almost surely, 2^22441605 is an apocalyptic number.

It is an amenable number.

22441605 is a deficient number, since it is larger than the sum of its proper divisors (13631355).

22441605 is a wasteful number, since it uses less digits than its factorization.

22441605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6940.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 22441605 is about 4737.2571177845. The cubic root of 22441605 is about 282.0663668555.

The spelling of 22441605 in words is "twenty-two million, four hundred forty-one thousand, six hundred five".