243332441 has 8 divisors (see below), whose sum is σ = 281068704. Its totient is φ = 208198720.

The previous prime is 243332371. The next prime is 243332443. The reversal of 243332441 is 144233342.

243332441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243332441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243332441.

It is not an unprimeable number, because it can be changed into a prime (243332443) 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, 650435 + ... + 650808.

It is an arithmetic number, because the mean of its divisors is an integer number (35133588).

Almost surely, 2^243332441 is an apocalyptic number.

It is an amenable number.

243332441 is a deficient number, since it is larger than the sum of its proper divisors (37736263).

243332441 is a wasteful number, since it uses less digits than its factorization.

243332441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301271.

The product of its digits is 6912, while the sum is 26.

The square root of 243332441 is about 15599.1166737094. The cubic root of 243332441 is about 624.3095872626.

Adding to 243332441 its reverse (144233342), we get a palindrome (387565783).

Subtracting from 243332441 its reverse (144233342), we obtain a palindrome (99099099).

The spelling of 243332441 in words is "two hundred forty-three million, three hundred thirty-two thousand, four hundred forty-one".