2838889 has 2 divisors, whose sum is σ = 2838890. Its totient is φ = 2838888.

The previous prime is 2838863. The next prime is 2838907. The reversal of 2838889 is 9888382.

2838889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2832489 + 6400 = 1683^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 2838889 - 2¹⁵ = 2806121 is a prime.

2838889 is a lucky number.

It is a plaindrome in base 11.

It is not a weakly prime, because it can be changed into another prime (2838859) 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, 1419444 + 1419445.

It is an arithmetic number, because the mean of its divisors is an integer number (1419445).

2^2838889 is an apocalyptic number.

It is an amenable number.

2838889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2838889 is an equidigital number, since it uses as much as digits as its factorization.

2838889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 46.

The square root of 2838889 is about 1684.9002937860. The cubic root of 2838889 is about 141.5955062838.

The spelling of 2838889 in words is "two million, eight hundred thirty-eight thousand, eight hundred eighty-nine".