289964 has 12 divisors (see below), whose sum is σ = 515088. Its totient is φ = 142800.

The previous prime is 289957. The next prime is 289967. The reversal of 289964 is 469982.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 289964.

It is not an unprimeable number, because it can be changed into a prime (289967) 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, 227 + ... + 794.

It is an arithmetic number, because the mean of its divisors is an integer number (42924).

2²⁸⁹⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

289964 is a deficient number, since it is larger than the sum of its proper divisors (225124).

289964 is a wasteful number, since it uses less digits than its factorization.

289964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096 (or 1094 counting only the distinct ones).

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

The square root of 289964 is about 538.4830545152. The cubic root of 289964 is about 66.1883204265.

The spelling of 289964 in words is "two hundred eighty-nine thousand, nine hundred sixty-four".