2608889 has 2 divisors, whose sum is σ = 2608890. Its totient is φ = 2608888.

The previous prime is 2608883. The next prime is 2608897. The reversal of 2608889 is 9888062.

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., 2199289 + 409600 = 1483^2 + 640^2 .

It is a cyclic number.

It is not a de Polignac number, because 2608889 - 2⁴ = 2608873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2608883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1304444 + 1304445.

It is an arithmetic number, because the mean of its divisors is an integer number (1304445).

2^2608889 is an apocalyptic number.

It is an amenable number.

2608889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2608889 is an equidigital number, since it uses as much as digits as its factorization.

2608889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 2608889 is about 1615.2055596734. The cubic root of 2608889 is about 137.6634134260.

The spelling of 2608889 in words is "two million, six hundred eight thousand, eight hundred eighty-nine".