234609 has 4 divisors (see below), whose sum is σ = 312816. Its totient is φ = 156404.

The previous prime is 234599. The next prime is 234613. The reversal of 234609 is 906432.

234609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234609 is a prime.

It is a D-number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (234629) 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, 39099 + ... + 39104.

It is an arithmetic number, because the mean of its divisors is an integer number (78204).

2²³⁴⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

234609 is a deficient number, since it is larger than the sum of its proper divisors (78207).

234609 is an equidigital number, since it uses as much as digits as its factorization.

234609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78206.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 234609 is about 484.3645321450. The cubic root of 234609 is about 61.6758139178.

The spelling of 234609 in words is "two hundred thirty-four thousand, six hundred nine".