344122140 has 24 divisors (see below), whose sum is σ = 963542160. Its totient is φ = 91765888.

The previous prime is 344122139. The next prime is 344122151. The reversal of 344122140 is 41221443.

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, 2867625 + ... + 2867744.

It is an arithmetic number, because the mean of its divisors is an integer number (40147590).

Almost surely, 2^344122140 is an apocalyptic number.

344122140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

344122140 is an abundant number, since it is smaller than the sum of its proper divisors (619420020).

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

344122140 is a wasteful number, since it uses less digits than its factorization.

344122140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5735381 (or 5735379 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 344122140 is about 18550.5293725004. The cubic root of 344122140 is about 700.7625295978.

Adding to 344122140 its reverse (41221443), we get a palindrome (385343583).

The spelling of 344122140 in words is "three hundred forty-four million, one hundred twenty-two thousand, one hundred forty".