2189339 has 2 divisors, whose sum is σ = 2189340. Its totient is φ = 2189338.

The previous prime is 2189333. The next prime is 2189357. The reversal of 2189339 is 9339812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2189339 - 2⁴ = 2189323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2189299 and 2189308.

It is not a weakly prime, because it can be changed into another prime (2189333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094669 + 1094670.

It is an arithmetic number, because the mean of its divisors is an integer number (1094670).

2^2189339 is an apocalyptic number.

2189339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2189339 is an equidigital number, since it uses as much as digits as its factorization.

2189339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 35.

The square root of 2189339 is about 1479.6415106370. The cubic root of 2189339 is about 129.8487194872.

The spelling of 2189339 in words is "two million, one hundred eighty-nine thousand, three hundred thirty-nine".