343212343 has 4 divisors (see below), whose sum is σ = 343252168. Its totient is φ = 343172520.

The previous prime is 343212341. The next prime is 343212349.

343212343 is nontrivially palindromic in base 10.

343212343 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 343212343 - 2¹ = 343212341 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343212341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993 + ... + 26218.

It is an arithmetic number, because the mean of its divisors is an integer number (85813042).

Almost surely, 2^343212343 is an apocalyptic number.

343212343 is a deficient number, since it is larger than the sum of its proper divisors (39825).

343212343 is a wasteful number, since it uses less digits than its factorization.

343212343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39824.

The product of its digits is 5184, while the sum is 25.

The square root of 343212343 is about 18525.9910126287. The cubic root of 343212343 is about 700.1444212219.

The spelling of 343212343 in words is "three hundred forty-three million, two hundred twelve thousand, three hundred forty-three".