343888343 has 8 divisors (see below), whose sum is σ = 348578880. Its totient is φ = 339206400.

The previous prime is 343888319. The next prime is 343888357.

343888343 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343888343 - 2¹⁴ = 343871959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343888294 and 343888303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343888313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141071 + ... + 143487.

It is an arithmetic number, because the mean of its divisors is an integer number (43572360).

Almost surely, 2^343888343 is an apocalyptic number.

343888343 is a deficient number, since it is larger than the sum of its proper divisors (4690537).

343888343 is a wasteful number, since it uses less digits than its factorization.

343888343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4297.

The product of its digits is 663552, while the sum is 44.

The square root of 343888343 is about 18544.2266757069. The cubic root of 343888343 is about 700.6037940060.

The spelling of 343888343 in words is "three hundred forty-three million, eight hundred eighty-eight thousand, three hundred forty-three".