343314321 has 16 divisors (see below), whose sum is σ = 524080128. Its totient is φ = 195829200.

The previous prime is 343314319. The next prime is 343314373. The reversal of 343314321 is 123413343.

It is not a de Polignac number, because 343314321 - 2¹ = 343314319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343314291 and 343314300.

It is not an unprimeable number, because it can be changed into a prime (343315321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2325 + ... + 26306.

It is an arithmetic number, because the mean of its divisors is an integer number (32755008).

Almost surely, 2^343314321 is an apocalyptic number.

It is an amenable number.

343314321 is a deficient number, since it is larger than the sum of its proper divisors (180765807).

343314321 is a wasteful number, since it uses less digits than its factorization.

343314321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29212.

The product of its digits is 2592, while the sum is 24.

The square root of 343314321 is about 18528.7431036215. The cubic root of 343314321 is about 700.2137585276.

Adding to 343314321 its reverse (123413343), we get a palindrome (466727664).

The spelling of 343314321 in words is "three hundred forty-three million, three hundred fourteen thousand, three hundred twenty-one".