22549841 has 4 divisors (see below), whose sum is σ = 22803300. Its totient is φ = 22296384.

The previous prime is 22549829. The next prime is 22549847. The reversal of 22549841 is 14894522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2560000 + 19989841 = 1600^2 + 4471^2 .

It is a cyclic number.

It is not a de Polignac number, because 22549841 - 2⁶ = 22549777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22549847) 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, 126596 + ... + 126773.

It is an arithmetic number, because the mean of its divisors is an integer number (5700825).

Almost surely, 2^22549841 is an apocalyptic number.

It is an amenable number.

22549841 is a deficient number, since it is larger than the sum of its proper divisors (253459).

22549841 is an equidigital number, since it uses as much as digits as its factorization.

22549841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253458.

The product of its digits is 23040, while the sum is 35.

The square root of 22549841 is about 4748.6672867237. The cubic root of 22549841 is about 282.5191090528.

The spelling of 22549841 in words is "twenty-two million, five hundred forty-nine thousand, eight hundred forty-one".