2203889 has 2 divisors, whose sum is σ = 2203890. Its totient is φ = 2203888.

The previous prime is 2203853. The next prime is 2203933. The reversal of 2203889 is 9883022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2016400 + 187489 = 1420^2 + 433^2 .

It is a cyclic number.

It is not a de Polignac number, because 2203889 - 2⁸ = 2203633 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2203849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101944 + 1101945.

It is an arithmetic number, because the mean of its divisors is an integer number (1101945).

2^2203889 is an apocalyptic number.

It is an amenable number.

2203889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203889 is an equidigital number, since it uses as much as digits as its factorization.

2203889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2203889 is about 1484.5501001987. The cubic root of 2203889 is about 130.1357359377.

The spelling of 2203889 in words is "two million, two hundred three thousand, eight hundred eighty-nine".