2589609 has 16 divisors (see below), whose sum is σ = 3810240. Its totient is φ = 1551360.

The previous prime is 2589607. The next prime is 2589611. The reversal of 2589609 is 9069852.

It is a happy number.

2589609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2589607) and next prime (2589611).

It is not a de Polignac number, because 2589609 - 2¹ = 2589607 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2589607) 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 in 15 ways as a sum of consecutive naturals, for example, 2797 + ... + 3605.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

2^2589609 is an apocalyptic number.

It is an amenable number.

2589609 is a deficient number, since it is larger than the sum of its proper divisors (1220631).

2589609 is a wasteful number, since it uses less digits than its factorization.

2589609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 2589609 is about 1609.2262115688. The cubic root of 2589609 is about 137.3234582765.

The spelling of 2589609 in words is "two million, five hundred eighty-nine thousand, six hundred nine".