234659009 has 16 divisors (see below), whose sum is σ = 258316800. Its totient is φ = 211844160.

The previous prime is 234658999. The next prime is 234659017. The reversal of 234659009 is 900956432.

It is a cyclic number.

It is not a de Polignac number, because 234659009 - 2¹⁶ = 234593473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (234659059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157064 + ... + 158550.

It is an arithmetic number, because the mean of its divisors is an integer number (16144800).

Almost surely, 2^234659009 is an apocalyptic number.

It is an amenable number.

234659009 is a deficient number, since it is larger than the sum of its proper divisors (23657791).

234659009 is a wasteful number, since it uses less digits than its factorization.

234659009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 234659009 is about 15318.5837791879. The cubic root of 234659009 is about 616.8019585635.

The spelling of 234659009 in words is "two hundred thirty-four million, six hundred fifty-nine thousand, nine".