234240564 has 24 divisors (see below), whose sum is σ = 551578720. Its totient is φ = 77363424.

The previous prime is 234240551. The next prime is 234240577. The reversal of 234240564 is 465042432.

It is an interprime number because it is at equal distance from previous prime (234240551) and next prime (234240577).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88234 + ... + 90849.

Almost surely, 2^234240564 is an apocalyptic number.

It is an amenable number.

234240564 is an abundant number, since it is smaller than the sum of its proper divisors (317338156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234240564 is a wasteful number, since it uses less digits than its factorization.

234240564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179199 (or 179197 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 234240564 is about 15304.9196012263. The cubic root of 234240564 is about 616.4351124145.

Adding to 234240564 its reverse (465042432), we get a palindrome (699282996).

The spelling of 234240564 in words is "two hundred thirty-four million, two hundred forty thousand, five hundred sixty-four".