22621841 has 8 divisors (see below), whose sum is σ = 24818400. Its totient is φ = 20448640.

The previous prime is 22621817. The next prime is 22621861. The reversal of 22621841 is 14812622.

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 22621841 - 2⁶ = 22621777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22621841.

It is not an unprimeable number, because it can be changed into a prime (22621861) 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, 3776 + ... + 7713.

It is an arithmetic number, because the mean of its divisors is an integer number (3102300).

Almost surely, 2^22621841 is an apocalyptic number.

It is an amenable number.

22621841 is a deficient number, since it is larger than the sum of its proper divisors (2196559).

22621841 is a wasteful number, since it uses less digits than its factorization.

22621841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11679.

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

The square root of 22621841 is about 4756.2423193105. The cubic root of 22621841 is about 282.8194772410.

The spelling of 22621841 in words is "twenty-two million, six hundred twenty-one thousand, eight hundred forty-one".