344234140 has 24 divisors (see below), whose sum is σ = 723275280. Its totient is φ = 137620608.

The previous prime is 344234131. The next prime is 344234179. The reversal of 344234140 is 41432443.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49944 + ... + 56416.

It is an arithmetic number, because the mean of its divisors is an integer number (30136470).

Almost surely, 2^344234140 is an apocalyptic number.

It is an amenable number.

344234140 is an abundant number, since it is smaller than the sum of its proper divisors (379041140).

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

344234140 is a wasteful number, since it uses less digits than its factorization.

344234140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9141 (or 9139 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 344234140 is about 18553.5479086885. The cubic root of 344234140 is about 700.8385461056.

Adding to 344234140 its reverse (41432443), we get a palindrome (385666583).

The spelling of 344234140 in words is "three hundred forty-four million, two hundred thirty-four thousand, one hundred forty".