22389041 has 2 divisors, whose sum is σ = 22389042. Its totient is φ = 22389040.

The previous prime is 22389023. The next prime is 22389043. The reversal of 22389041 is 14098322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22363441 + 25600 = 4729^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 22389041 - 2¹⁰ = 22388017 is a prime.

Together with 22389043, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22388995 and 22389013.

It is not a weakly prime, because it can be changed into another prime (22389043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11194520 + 11194521.

It is an arithmetic number, because the mean of its divisors is an integer number (11194521).

Almost surely, 2^22389041 is an apocalyptic number.

It is an amenable number.

22389041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22389041 is an equidigital number, since it uses as much as digits as its factorization.

22389041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 22389041 is about 4731.7059291549. The cubic root of 22389041 is about 281.8459707438.

The spelling of 22389041 in words is "twenty-two million, three hundred eighty-nine thousand, forty-one".