2589667 has 4 divisors (see below), whose sum is σ = 2659696. Its totient is φ = 2519640.

The previous prime is 2589659. The next prime is 2589677. The reversal of 2589667 is 7669852.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2589667 - 2³ = 2589659 is a prime.

It is a Duffinian number.

2589667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2589607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34959 + ... + 35032.

It is an arithmetic number, because the mean of its divisors is an integer number (664924).

2^2589667 is an apocalyptic number.

2589667 is a deficient number, since it is larger than the sum of its proper divisors (70029).

2589667 is an equidigital number, since it uses as much as digits as its factorization.

2589667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70028.

The product of its digits is 181440, while the sum is 43.

The square root of 2589667 is about 1609.2442325514. The cubic root of 2589667 is about 137.3244834894.

The spelling of 2589667 in words is "two million, five hundred eighty-nine thousand, six hundred sixty-seven".