243043324 has 12 divisors (see below), whose sum is σ = 426533184. Its totient is φ = 121176704.

The previous prime is 243043313. The next prime is 243043327. The reversal of 243043324 is 423340342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243043327) 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, 84652 + ... + 87475.

It is an arithmetic number, because the mean of its divisors is an integer number (35544432).

Almost surely, 2^243043324 is an apocalyptic number.

It is an amenable number.

243043324 is a deficient number, since it is larger than the sum of its proper divisors (183489860).

243043324 is a wasteful number, since it uses less digits than its factorization.

243043324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172484 (or 172482 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 243043324 is about 15589.8468241353. The cubic root of 243043324 is about 624.0622301240.

Adding to 243043324 its reverse (423340342), we get a palindrome (666383666).

It can be divided in two parts, 2430 and 43324, that added together give a palindrome (45754).

The spelling of 243043324 in words is "two hundred forty-three million, forty-three thousand, three hundred twenty-four".