343315212 has 12 divisors (see below), whose sum is σ = 801068856. Its totient is φ = 114438400.

The previous prime is 343315211. The next prime is 343315223. The reversal of 343315212 is 212513343.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (343315211) 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 3 ways as a sum of consecutive naturals, for example, 14304789 + ... + 14304812.

It is an arithmetic number, because the mean of its divisors is an integer number (66755738).

Almost surely, 2^343315212 is an apocalyptic number.

It is an amenable number.

343315212 is an abundant number, since it is smaller than the sum of its proper divisors (457753644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343315212 is a wasteful number, since it uses less digits than its factorization.

343315212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28609608 (or 28609606 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 343315212 is about 18528.7671473307. The cubic root of 343315212 is about 700.2143642795.

Adding to 343315212 its reverse (212513343), we get a palindrome (555828555).

The spelling of 343315212 in words is "three hundred forty-three million, three hundred fifteen thousand, two hundred twelve".