234289 has 12 divisors (see below), whose sum is σ = 274320. Its totient is φ = 198360.

The previous prime is 234287. The next prime is 234293. The reversal of 234289 is 982432.

234289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 234289 - 2¹ = 234287 is a prime.

It is a Duffinian number.

Its product of digits (3456) is a multiple of the sum of its prime factors (108).

It is not an unprimeable number, because it can be changed into a prime (234281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3942 + ... + 4000.

It is an arithmetic number, because the mean of its divisors is an integer number (22860).

234289 is a Friedman number, since it can be written as 22^4+9+8*3, using all its digits and the basic arithmetic operations.

2²³⁴²⁸⁹ is an apocalyptic number.

It is an amenable number.

234289 is a deficient number, since it is larger than the sum of its proper divisors (40031).

234289 is a wasteful number, since it uses less digits than its factorization.

234289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 89 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 234289 is about 484.0340897086. The cubic root of 234289 is about 61.6477598072.

The spelling of 234289 in words is "two hundred thirty-four thousand, two hundred eighty-nine".