343449 has 12 divisors (see below), whose sum is σ = 512512. Its totient is φ = 221400.

The previous prime is 343433. The next prime is 343481. The reversal of 343449 is 944343.

It is not a de Polignac number, because 343449 - 2⁴ = 343433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337 + ... + 894.

2³⁴³⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

343449 is a deficient number, since it is larger than the sum of its proper divisors (169063).

343449 is a wasteful number, since it uses less digits than its factorization.

343449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268 (or 1265 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 343449 is about 586.0452200982. The cubic root of 343449 is about 70.0305308995.

The spelling of 343449 in words is "three hundred forty-three thousand, four hundred forty-nine".