289337 has 4 divisors (see below), whose sum is σ = 296436. Its totient is φ = 282240.

The previous prime is 289319. The next prime is 289343. The reversal of 289337 is 733982.

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 173056 + 116281 = 416^2 + 341^2 .

It is a cyclic number.

It is not a de Polignac number, because 289337 - 2⁶ = 289273 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 289337.

It is not an unprimeable number, because it can be changed into a prime (289397) 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, 3488 + ... + 3569.

It is an arithmetic number, because the mean of its divisors is an integer number (74109).

2²⁸⁹³³⁷ is an apocalyptic number.

It is an amenable number.

289337 is a deficient number, since it is larger than the sum of its proper divisors (7099).

289337 is an equidigital number, since it uses as much as digits as its factorization.

289337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7098.

The product of its digits is 9072, while the sum is 32.

The square root of 289337 is about 537.9005484288. The cubic root of 289337 is about 66.1405788387.

It can be divided in two parts, 289 and 337, that added together give a palindrome (626).

The spelling of 289337 in words is "two hundred eighty-nine thousand, three hundred thirty-seven".