2044221859 has 2 divisors, whose sum is σ = 2044221860. Its totient is φ = 2044221858.

The previous prime is 2044221827. The next prime is 2044221869. The reversal of 2044221859 is 9581224402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2044221859 - 2⁵ = 2044221827 is a prime.

It is not a weakly prime, because it can be changed into another prime (2044221869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022110929 + 1022110930.

It is an arithmetic number, because the mean of its divisors is an integer number (1022110930).

Almost surely, 2^2044221859 is an apocalyptic number.

2044221859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044221859 is an equidigital number, since it uses as much as digits as its factorization.

2044221859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 2044221859 is about 45213.0717713362. The cubic root of 2044221859 is about 1269.1394461592.

The spelling of 2044221859 in words is "two billion, forty-four million, two hundred twenty-one thousand, eight hundred fifty-nine".