289336 has 16 divisors (see below), whose sum is σ = 552600. Its totient is φ = 141984.

The previous prime is 289319. The next prime is 289343. The reversal of 289336 is 633982.

It is a happy number.

289336 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 289298 and 289307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166 + ... + 778.

2²⁸⁹³³⁶ is an apocalyptic number.

It is an amenable number.

289336 is a deficient number, since it is larger than the sum of its proper divisors (263264).

289336 is a wasteful number, since it uses less digits than its factorization.

289336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 674 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 289336 is about 537.8996188881. The cubic root of 289336 is about 66.1405026408.

It can be divided in two parts, 289 and 336, that added together give a 4-th power (625 = 5⁴).

The spelling of 289336 in words is "two hundred eighty-nine thousand, three hundred thirty-six".