344347312 has 20 divisors (see below), whose sum is σ = 670905720. Its totient is φ = 171210368.

The previous prime is 344347303. The next prime is 344347313. The reversal of 344347312 is 213743443.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (344347313) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 57253 + ... + 62980.

It is an arithmetic number, because the mean of its divisors is an integer number (33545286).

Almost surely, 2^344347312 is an apocalyptic number.

It is an amenable number.

344347312 is a deficient number, since it is larger than the sum of its proper divisors (326558408).

344347312 is a wasteful number, since it uses less digits than its factorization.

344347312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120420 (or 120414 counting only the distinct ones).

The product of its digits is 24192, while the sum is 31.

The square root of 344347312 is about 18556.5975329531. The cubic root of 344347312 is about 700.9153413256.

The spelling of 344347312 in words is "three hundred forty-four million, three hundred forty-seven thousand, three hundred twelve".