343342839 has 16 divisors (see below), whose sum is σ = 523612160. Its totient is φ = 196037280.

The previous prime is 343342837. The next prime is 343342847. The reversal of 343342839 is 938243343.

It is not a de Polignac number, because 343342839 - 2¹ = 343342837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343342797 and 343342806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343342837) 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, 23082 + ... + 34920.

It is an arithmetic number, because the mean of its divisors is an integer number (32725760).

Almost surely, 2^343342839 is an apocalyptic number.

343342839 is a deficient number, since it is larger than the sum of its proper divisors (180269321).

343342839 is a wasteful number, since it uses less digits than its factorization.

343342839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13230.

The product of its digits is 186624, while the sum is 39.

The square root of 343342839 is about 18529.5126487450. The cubic root of 343342839 is about 700.2331461479.

It can be divided in two parts, 34334 and 2839, that added together give a palindrome (37173).

The spelling of 343342839 in words is "three hundred forty-three million, three hundred forty-two thousand, eight hundred thirty-nine".