243352432 has 20 divisors (see below), whose sum is σ = 471775360. Its totient is φ = 121603968.

The previous prime is 243352411. The next prime is 243352451. The reversal of 243352432 is 234253342.

It is a self number, because there is not a number n which added to its sum of digits gives 243352432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32428 + ... + 39220.

It is an arithmetic number, because the mean of its divisors is an integer number (23588768).

Almost surely, 2^243352432 is an apocalyptic number.

It is an amenable number.

243352432 is a deficient number, since it is larger than the sum of its proper divisors (228422928).

243352432 is a wasteful number, since it uses less digits than its factorization.

243352432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9040 (or 9034 counting only the distinct ones).

The product of its digits is 17280, while the sum is 28.

The square root of 243352432 is about 15599.7574340116. The cubic root of 243352432 is about 624.3266835324.

The spelling of 243352432 in words is "two hundred forty-three million, three hundred fifty-two thousand, four hundred thirty-two".