343245213 has 6 divisors (see below), whose sum is σ = 495798654. Its totient is φ = 228830136.

The previous prime is 343245211. The next prime is 343245223. The reversal of 343245213 is 312542343.

It can be written as a sum of positive squares in only one way, i.e., 342509049 + 736164 = 18507^2 + 858^2 .

It is not a de Polignac number, because 343245213 - 2¹ = 343245211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343245211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19069170 + ... + 19069187.

It is an arithmetic number, because the mean of its divisors is an integer number (82633109).

Almost surely, 2^343245213 is an apocalyptic number.

It is an amenable number.

343245213 is a deficient number, since it is larger than the sum of its proper divisors (152553441).

343245213 is a wasteful number, since it uses less digits than its factorization.

343245213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38138363 (or 38138360 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 343245213 is about 18526.8781234184. The cubic root of 343245213 is about 700.1667718288.

Adding to 343245213 its reverse (312542343), we get a palindrome (655787556).

The spelling of 343245213 in words is "three hundred forty-three million, two hundred forty-five thousand, two hundred thirteen".