2889641 has 2 divisors, whose sum is σ = 2889642. Its totient is φ = 2889640.

The previous prime is 2889637. The next prime is 2889683. The reversal of 2889641 is 1469882.

2889641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2876416 + 13225 = 1696^2 + 115^2 .

It is a cyclic number.

It is not a de Polignac number, because 2889641 - 2² = 2889637 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2889595 and 2889604.

It is not a weakly prime, because it can be changed into another prime (2889841) 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, 1444820 + 1444821.

It is an arithmetic number, because the mean of its divisors is an integer number (1444821).

2^2889641 is an apocalyptic number.

It is an amenable number.

2889641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2889641 is an equidigital number, since it uses as much as digits as its factorization.

2889641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 38.

The square root of 2889641 is about 1699.8944084854. The cubic root of 2889641 is about 142.4343146536.

The spelling of 2889641 in words is "two million, eight hundred eighty-nine thousand, six hundred forty-one".