343334213 has 4 divisors (see below), whose sum is σ = 346037760. Its totient is φ = 340630668.

The previous prime is 343334183. The next prime is 343334263. The reversal of 343334213 is 312433343.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312433343 = 89 ⋅3510487.

It is a cyclic number.

It is not a de Polignac number, because 343334213 - 2¹⁴ = 343317829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343334263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1351583 + ... + 1351836.

It is an arithmetic number, because the mean of its divisors is an integer number (86509440).

Almost surely, 2^343334213 is an apocalyptic number.

It is an amenable number.

343334213 is a deficient number, since it is larger than the sum of its proper divisors (2703547).

343334213 is a wasteful number, since it uses less digits than its factorization.

343334213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2703546.

The product of its digits is 7776, while the sum is 26.

The square root of 343334213 is about 18529.2798834709. The cubic root of 343334213 is about 700.2272819785.

Adding to 343334213 its reverse (312433343), we get a palindrome (655767556).

The spelling of 343334213 in words is "three hundred forty-three million, three hundred thirty-four thousand, two hundred thirteen".