234340344 has 128 divisors (see below), whose sum is σ = 759360000. Its totient is φ = 66933216.

The previous prime is 234340343. The next prime is 234340349. The reversal of 234340344 is 443043432.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234340343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72507 + ... + 75669.

It is an arithmetic number, because the mean of its divisors is an integer number (5932500).

Almost surely, 2^234340344 is an apocalyptic number.

234340344 is a gapful number since it is divisible by the number (24) 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 234340344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379680000).

234340344 is an abundant number, since it is smaller than the sum of its proper divisors (525019656).

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

234340344 is a wasteful number, since it uses less digits than its factorization.

234340344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199 (or 3175 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 234340344 is about 15308.1789903306. The cubic root of 234340344 is about 616.5226280907.

Adding to 234340344 its reverse (443043432), we get a palindrome (677383776).

The spelling of 234340344 in words is "two hundred thirty-four million, three hundred forty thousand, three hundred forty-four".