22561341 has 16 divisors (see below), whose sum is σ = 34544640. Its totient is φ = 12953520.

The previous prime is 22561337. The next prime is 22561349. The reversal of 22561341 is 14316522.

It is not a de Polignac number, because 22561341 - 2² = 22561337 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22561349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17365 + ... + 18618.

It is an arithmetic number, because the mean of its divisors is an integer number (2159040).

Almost surely, 2^22561341 is an apocalyptic number.

It is an amenable number.

22561341 is a deficient number, since it is larger than the sum of its proper divisors (11983299).

22561341 is a wasteful number, since it uses less digits than its factorization.

22561341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36016.

The product of its digits is 1440, while the sum is 24.

The square root of 22561341 is about 4749.8779984332. The cubic root of 22561341 is about 282.5671273899.

Adding to 22561341 its reverse (14316522), we get a palindrome (36877863).

The spelling of 22561341 in words is "twenty-two million, five hundred sixty-one thousand, three hundred forty-one".