2859089 has 4 divisors (see below), whose sum is σ = 2895360. Its totient is φ = 2822820.

The previous prime is 2859071. The next prime is 2859097. The reversal of 2859089 is 9809582.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2859089 - 2⁸ = 2858833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2859019) 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, 18017 + ... + 18174.

It is an arithmetic number, because the mean of its divisors is an integer number (723840).

2^2859089 is an apocalyptic number.

It is an amenable number.

2859089 is a deficient number, since it is larger than the sum of its proper divisors (36271).

2859089 is an equidigital number, since it uses as much as digits as its factorization.

2859089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36270.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 2859089 is about 1690.8840882804. The cubic root of 2859089 is about 141.9305519031.

The spelling of 2859089 in words is "two million, eight hundred fifty-nine thousand, eighty-nine".