343477449 has 16 divisors (see below), whose sum is σ = 581549440. Its totient is φ = 196272720.

The previous prime is 343477447. The next prime is 343477513. The reversal of 343477449 is 944774343.

It is not a de Polignac number, because 343477449 - 2¹ = 343477447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343477441) 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 15 ways as a sum of consecutive naturals, for example, 908482 + ... + 908859.

It is an arithmetic number, because the mean of its divisors is an integer number (36346840).

Almost surely, 2^343477449 is an apocalyptic number.

It is an amenable number.

343477449 is a deficient number, since it is larger than the sum of its proper divisors (238071991).

343477449 is a wasteful number, since it uses less digits than its factorization.

343477449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817357 (or 1817351 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 45.

The square root of 343477449 is about 18533.1446063532. The cubic root of 343477449 is about 700.3246446517.

The spelling of 343477449 in words is "three hundred forty-three million, four hundred seventy-seven thousand, four hundred forty-nine".