343244243 has 4 divisors (see below), whose sum is σ = 350547360. Its totient is φ = 335941128.

The previous prime is 343244221. The next prime is 343244281. The reversal of 343244243 is 342442343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342442343 = 73 ⋅4690991.

It is a cyclic number.

It is not a de Polignac number, because 343244243 - 2⁶ = 343244179 is a prime.

It is a super-2 number, since 2×343244243² = 235633220705286098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343244543) 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, 3651488 + ... + 3651581.

It is an arithmetic number, because the mean of its divisors is an integer number (87636840).

Almost surely, 2^343244243 is an apocalyptic number.

343244243 is a deficient number, since it is larger than the sum of its proper divisors (7303117).

343244243 is an equidigital number, since it uses as much as digits as its factorization.

343244243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303116.

The product of its digits is 27648, while the sum is 29.

The square root of 343244243 is about 18526.8519452172. The cubic root of 343244243 is about 700.1661122786.

Adding to 343244243 its reverse (342442343), we get a palindrome (685686586).

The spelling of 343244243 in words is "three hundred forty-three million, two hundred forty-four thousand, two hundred forty-three".