243034224 has 40 divisors (see below), whose sum is σ = 643156752. Its totient is φ = 79034880.

The previous prime is 243034219. The next prime is 243034229. The reversal of 243034224 is 422430342.

243034224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (243034219) and next prime (243034229).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 243034194 and 243034203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243034229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59779 + ... + 63714.

Almost surely, 2^243034224 is an apocalyptic number.

243034224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

243034224 is an abundant number, since it is smaller than the sum of its proper divisors (400122528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243034224 is a wasteful number, since it uses less digits than its factorization.

243034224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123545 (or 123539 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 243034224 is about 15589.5549647833. The cubic root of 243034224 is about 624.0544413382.

Adding to 243034224 its reverse (422430342), we get a palindrome (665464566).

The spelling of 243034224 in words is "two hundred forty-three million, thirty-four thousand, two hundred twenty-four".