289334 has 4 divisors (see below), whose sum is σ = 434004. Its totient is φ = 144666.

The previous prime is 289319. The next prime is 289343. The reversal of 289334 is 433982.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 433982 = 2 ⋅216991.

It is an Ulam number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 289297 and 289306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72332 + ... + 72335.

It is an arithmetic number, because the mean of its divisors is an integer number (108501).

2²⁸⁹³³⁴ is an apocalyptic number.

289334 is a deficient number, since it is larger than the sum of its proper divisors (144670).

289334 is a wasteful number, since it uses less digits than its factorization.

289334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144669.

The product of its digits is 5184, while the sum is 29.

The square root of 289334 is about 537.8977598020. The cubic root of 289334 is about 66.1403502444.

The spelling of 289334 in words is "two hundred eighty-nine thousand, three hundred thirty-four".