234689 has 8 divisors (see below), whose sum is σ = 288960. Its totient is φ = 185616.

The previous prime is 234683. The next prime is 234713. The reversal of 234689 is 986432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 234689 - 2⁴ = 234673 is a prime.

It is a Curzon number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (234683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1199 + ... + 1380.

It is an arithmetic number, because the mean of its divisors is an integer number (36120).

2²³⁴⁶⁸⁹ is an apocalyptic number.

It is an amenable number.

234689 is a deficient number, since it is larger than the sum of its proper divisors (54271).

234689 is a wasteful number, since it uses less digits than its factorization.

234689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599.

The product of its digits is 10368, while the sum is 32.

The square root of 234689 is about 484.4471075360. The cubic root of 234689 is about 61.6828234591.

It can be divided in two parts, 2 and 34689, that multiplied together give a triangular number (69378 = T₃₇₂).

The spelling of 234689 in words is "two hundred thirty-four thousand, six hundred eighty-nine".