343212241 has 4 divisors (see below), whose sum is σ = 346610484. Its totient is φ = 339814000.

The previous prime is 343212239. The next prime is 343212277. The reversal of 343212241 is 142212343.

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

It can be written as a sum of positive squares in 2 ways, for example, as 326163600 + 17048641 = 18060^2 + 4129^2 .

It is a cyclic number.

It is not a de Polignac number, because 343212241 - 2¹ = 343212239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343212041) 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 3 ways as a sum of consecutive naturals, for example, 1698970 + ... + 1699171.

It is an arithmetic number, because the mean of its divisors is an integer number (86652621).

Almost surely, 2^343212241 is an apocalyptic number.

It is an amenable number.

343212241 is a deficient number, since it is larger than the sum of its proper divisors (3398243).

343212241 is a wasteful number, since it uses less digits than its factorization.

343212241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398242.

The product of its digits is 1152, while the sum is 22.

The square root of 343212241 is about 18525.9882597393. The cubic root of 343212241 is about 700.1443518628.

Adding to 343212241 its reverse (142212343), we get a palindrome (485424584).

The spelling of 343212241 in words is "three hundred forty-three million, two hundred twelve thousand, two hundred forty-one".