243232343 has 4 divisors (see below), whose sum is σ = 243294240. Its totient is φ = 243170448.

The previous prime is 243232333. The next prime is 243232351. The reversal of 243232343 is 343232342.

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

It is a cyclic number.

It is not a de Polignac number, because 243232343 - 2¹⁰ = 243231319 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 (243232333) 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, 24623 + ... + 33056.

It is an arithmetic number, because the mean of its divisors is an integer number (60823560).

Almost surely, 2^243232343 is an apocalyptic number.

243232343 is a deficient number, since it is larger than the sum of its proper divisors (61897).

243232343 is an equidigital number, since it uses as much as digits as its factorization.

243232343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61896.

The product of its digits is 10368, while the sum is 26.

The square root of 243232343 is about 15595.9078927775. The cubic root of 243232343 is about 624.2239695349.

Adding to 243232343 its reverse (343232342), we get a palindrome (586464685).

Subtracting 243232343 from its reverse (343232342), we obtain a palindrome (99999999).

The spelling of 243232343 in words is "two hundred forty-three million, two hundred thirty-two thousand, three hundred forty-three".