243264432 has 40 divisors (see below), whose sum is σ = 631437760. Its totient is φ = 80700480.

The previous prime is 243264377. The next prime is 243264443. The reversal of 243264432 is 234462342.

243264432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 243264432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1882 + ... + 22137.

It is an arithmetic number, because the mean of its divisors is an integer number (15785944).

Almost surely, 2^243264432 is an apocalyptic number.

It is an amenable number.

243264432 is an abundant number, since it is smaller than the sum of its proper divisors (388173328).

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

243264432 is a wasteful number, since it uses less digits than its factorization.

243264432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24241 (or 24235 counting only the distinct ones).

The product of its digits is 27648, while the sum is 30.

The square root of 243264432 is about 15596.9366222986. The cubic root of 243264432 is about 624.2514190672.

The spelling of 243264432 in words is "two hundred forty-three million, two hundred sixty-four thousand, four hundred thirty-two".