243143302 has 8 divisors (see below), whose sum is σ = 364834800. Its totient is φ = 121531704.

The previous prime is 243143297. The next prime is 243143309. The reversal of 243143302 is 203341342.

It is a happy number.

243143302 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (243143309) 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, 11677 + ... + 24952.

It is an arithmetic number, because the mean of its divisors is an integer number (45604350).

Almost surely, 2^243143302 is an apocalyptic number.

243143302 is a deficient number, since it is larger than the sum of its proper divisors (121691498).

243143302 is a wasteful number, since it uses less digits than its factorization.

243143302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39950.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 243143302 is about 15593.0530044632. The cubic root of 243143302 is about 624.1477895479.

Adding to 243143302 its reverse (203341342), we get a palindrome (446484644).

The spelling of 243143302 in words is "two hundred forty-three million, one hundred forty-three thousand, three hundred two".