343445443 has 8 divisors (see below), whose sum is σ = 374843376. Its totient is φ = 312076800.

The previous prime is 343445419. The next prime is 343445477. The reversal of 343445443 is 344544343.

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 343445443 - 2²¹ = 341348291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343445399 and 343445408.

It is not an unprimeable number, because it can be changed into a prime (343445483) 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, 22503 + ... + 34543.

It is an arithmetic number, because the mean of its divisors is an integer number (46855422).

Almost surely, 2^343445443 is an apocalyptic number.

343445443 is a deficient number, since it is larger than the sum of its proper divisors (31397933).

343445443 is a wasteful number, since it uses less digits than its factorization.

343445443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14645.

The product of its digits is 138240, while the sum is 34.

The square root of 343445443 is about 18532.2811062211. The cubic root of 343445443 is about 700.3028913684.

Adding to 343445443 its reverse (344544343), we get a palindrome (687989786).

The spelling of 343445443 in words is "three hundred forty-three million, four hundred forty-five thousand, four hundred forty-three".