234240311 has 8 divisors (see below), whose sum is σ = 237152448. Its totient is φ = 231340000.

The previous prime is 234240301. The next prime is 234240317. The reversal of 234240311 is 113042432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234240311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234240317) 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, 40841 + ... + 46221.

It is an arithmetic number, because the mean of its divisors is an integer number (29644056).

Almost surely, 2^234240311 is an apocalyptic number.

234240311 is a deficient number, since it is larger than the sum of its proper divisors (2912137).

234240311 is a wasteful number, since it uses less digits than its factorization.

234240311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 234240311 is about 15304.9113359078. The cubic root of 234240311 is about 616.4348904801.

Adding to 234240311 its reverse (113042432), we get a palindrome (347282743).

The spelling of 234240311 in words is "two hundred thirty-four million, two hundred forty thousand, three hundred eleven".