343828343 has 4 divisors (see below), whose sum is σ = 347041800. Its totient is φ = 340614888.

The previous prime is 343828339. The next prime is 343828361.

343828343 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343828343 - 2² = 343828339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343828297 and 343828306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343828333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1606568 + ... + 1606781.

It is an arithmetic number, because the mean of its divisors is an integer number (86760450).

Almost surely, 2^343828343 is an apocalyptic number.

343828343 is a deficient number, since it is larger than the sum of its proper divisors (3213457).

343828343 is a wasteful number, since it uses less digits than its factorization.

343828343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213456.

The product of its digits is 165888, while the sum is 38.

The square root of 343828343 is about 18542.6088509681. The cubic root of 343828343 is about 700.5630456318.

The spelling of 343828343 in words is "three hundred forty-three million, eight hundred twenty-eight thousand, three hundred forty-three".