22843049 has 2 divisors, whose sum is σ = 22843050. Its totient is φ = 22843048.

The previous prime is 22843013. The next prime is 22843061. The reversal of 22843049 is 94034822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18003049 + 4840000 = 4243^2 + 2200^2 .

It is a cyclic number.

It is not a de Polignac number, because 22843049 - 2²⁰ = 21794473 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 (22843549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11421524 + 11421525.

It is an arithmetic number, because the mean of its divisors is an integer number (11421525).

Almost surely, 2^22843049 is an apocalyptic number.

It is an amenable number.

22843049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22843049 is an equidigital number, since it uses as much as digits as its factorization.

22843049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 22843049 is about 4779.4402391912. The cubic root of 22843049 is about 283.7383401317.

The spelling of 22843049 in words is "twenty-two million, eight hundred forty-three thousand, forty-nine".