234718236 has 60 divisors (see below), whose sum is σ = 633420480. Its totient is φ = 75712320.

The previous prime is 234718217. The next prime is 234718241. The reversal of 234718236 is 632817432.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 234718236.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1641 + ... + 21728.

It is an arithmetic number, because the mean of its divisors is an integer number (10557008).

Almost surely, 2^234718236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234718236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316710240).

234718236 is an abundant number, since it is smaller than the sum of its proper divisors (398702244).

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

234718236 is a wasteful number, since it uses less digits than its factorization.

234718236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23416 (or 23405 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 234718236 is about 15320.5168320132. The cubic root of 234718236 is about 616.8538469849.

The spelling of 234718236 in words is "two hundred thirty-four million, seven hundred eighteen thousand, two hundred thirty-six".