243242224 has 10 divisors (see below), whose sum is σ = 471281840. Its totient is φ = 121621104.

The previous prime is 243242203. The next prime is 243242231. The reversal of 243242224 is 422242342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7601304 + ... + 7601335.

It is an arithmetic number, because the mean of its divisors is an integer number (47128184).

Almost surely, 2^243242224 is an apocalyptic number.

It is an amenable number.

243242224 is a deficient number, since it is larger than the sum of its proper divisors (228039616).

243242224 is a wasteful number, since it uses less digits than its factorization.

243242224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15202647 (or 15202641 counting only the distinct ones).

The product of its digits is 6144, while the sum is 25.

The square root of 243242224 is about 15596.2246713748. The cubic root of 243242224 is about 624.2324221848.

Adding to 243242224 its reverse (422242342), we get a palindrome (665484566).

The spelling of 243242224 in words is "two hundred forty-three million, two hundred forty-two thousand, two hundred twenty-four".