234323324340 has 288 divisors, whose sum is σ = 786470227200. Its totient is φ = 52105794048.

The previous prime is 234323324273. The next prime is 234323324351. The reversal of 234323324340 is 43423323432.

234323324340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28169862 + ... + 28178178.

It is an arithmetic number, because the mean of its divisors is an integer number (2730799400).

Almost surely, 2^234323324340 is an apocalyptic number.

234323324340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234323324340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393235113600).

234323324340 is an abundant number, since it is smaller than the sum of its proper divisors (552146902860).

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

234323324340 is a wasteful number, since it uses less digits than its factorization.

234323324340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424 (or 8371 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 33.

Adding to 234323324340 its reverse (43423323432), we get a palindrome (277746647772).

The spelling of 234323324340 in words is "two hundred thirty-four billion, three hundred twenty-three million, three hundred twenty-four thousand, three hundred forty".