2296289 has 4 divisors (see below), whose sum is σ = 2322180. Its totient is φ = 2270400.

The previous prime is 2296277. The next prime is 2296351. The reversal of 2296289 is 9826922.

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

It can be written as a sum of positive squares in 2 ways, for example, as 795664 + 1500625 = 892^2 + 1225^2 .

It is a cyclic number.

It is not a de Polignac number, because 2296289 - 2¹² = 2292193 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 (2296219) 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, 12812 + ... + 12989.

It is an arithmetic number, because the mean of its divisors is an integer number (580545).

2^2296289 is an apocalyptic number.

It is an amenable number.

2296289 is a deficient number, since it is larger than the sum of its proper divisors (25891).

2296289 is an equidigital number, since it uses as much as digits as its factorization.

2296289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25890.

The product of its digits is 31104, while the sum is 38.

The square root of 2296289 is about 1515.3511144286. The cubic root of 2296289 is about 131.9295805905.

The spelling of 2296289 in words is "two million, two hundred ninety-six thousand, two hundred eighty-nine".