22183841 has 2 divisors, whose sum is σ = 22183842. Its totient is φ = 22183840.

The previous prime is 22183813. The next prime is 22183867. The reversal of 22183841 is 14838122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16443025 + 5740816 = 4055^2 + 2396^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22183841 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22183801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11091920 + 11091921.

It is an arithmetic number, because the mean of its divisors is an integer number (11091921).

Almost surely, 2^22183841 is an apocalyptic number.

It is an amenable number.

22183841 is a deficient number, since it is larger than the sum of its proper divisors (1).

22183841 is an equidigital number, since it uses as much as digits as its factorization.

22183841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3072, while the sum is 29.

The square root of 22183841 is about 4709.9725052276. The cubic root of 22183841 is about 280.9822686092.

The spelling of 22183841 in words is "twenty-two million, one hundred eighty-three thousand, eight hundred forty-one".