22681241 has 8 divisors (see below), whose sum is σ = 25347168. Its totient is φ = 20116000.

The previous prime is 22681207. The next prime is 22681271. The reversal of 22681241 is 14218622.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22681241 - 2⁶ = 22681177 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22681241.

It is not an unprimeable number, because it can be changed into a prime (22681271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24695 + ... + 25596.

It is an arithmetic number, because the mean of its divisors is an integer number (3168396).

Almost surely, 2^22681241 is an apocalyptic number.

It is an amenable number.

22681241 is a deficient number, since it is larger than the sum of its proper divisors (2665927).

22681241 is a wasteful number, since it uses less digits than its factorization.

22681241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50343.

The product of its digits is 1536, while the sum is 26.

The square root of 22681241 is about 4762.4826508870. The cubic root of 22681241 is about 283.0668015628.

Adding to 22681241 its reverse (14218622), we get a palindrome (36899863).

It can be divided in two parts, 22681 and 241, that added together give a palindrome (22922).

The spelling of 22681241 in words is "twenty-two million, six hundred eighty-one thousand, two hundred forty-one".