343620344 has 64 divisors (see below), whose sum is σ = 680279040. Its totient is φ = 162570240.

The previous prime is 343620341. The next prime is 343620383. The reversal of 343620344 is 443026343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343620341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2705609 + ... + 2705735.

It is an arithmetic number, because the mean of its divisors is an integer number (10629360).

Almost surely, 2^343620344 is an apocalyptic number.

It is an amenable number.

343620344 is a deficient number, since it is larger than the sum of its proper divisors (336658696).

343620344 is a wasteful number, since it uses less digits than its factorization.

343620344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

The square root of 343620344 is about 18536.9993256730. Note that the first 3 decimals coincide. The cubic root of 343620344 is about 700.4217485674.

Adding to 343620344 its reverse (443026343), we get a palindrome (786646687).

The spelling of 343620344 in words is "three hundred forty-three million, six hundred twenty thousand, three hundred forty-four".