340343344 has 80 divisors (see below), whose sum is σ = 737051040. Its totient is φ = 150958080.

The previous prime is 340343299. The next prime is 340343401. The reversal of 340343344 is 443343043.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 2167714 + ... + 2167870.

It is an arithmetic number, because the mean of its divisors is an integer number (9213138).

Almost surely, 2^340343344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340343344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368525520).

340343344 is an abundant number, since it is smaller than the sum of its proper divisors (396707696).

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

340343344 is a wasteful number, since it uses less digits than its factorization.

340343344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

The square root of 340343344 is about 18448.3967867129. The cubic root of 340343344 is about 698.1880649118.

Adding to 340343344 its reverse (443343043), we get a palindrome (783686387).

The spelling of 340343344 in words is "three hundred forty million, three hundred forty-three thousand, three hundred forty-four".