243325332 has 36 divisors (see below), whose sum is σ = 626682420. Its totient is φ = 79577472.

The previous prime is 243325319. The next prime is 243325333. The reversal of 243325332 is 233523342.

243325332 is a `hidden beast` number, since 2 + 4 + 3 + 325 + 332 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 140991876 + 102333456 = 11874^2 + 10116^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 243325296 and 243325305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243325333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61857 + ... + 65672.

It is an arithmetic number, because the mean of its divisors is an integer number (17407845).

Almost surely, 2^243325332 is an apocalyptic number.

It is an amenable number.

243325332 is an abundant number, since it is smaller than the sum of its proper divisors (383357088).

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

243325332 is a wasteful number, since it uses less digits than its factorization.

243325332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127592 (or 127587 counting only the distinct ones).

The product of its digits is 12960, while the sum is 27.

The square root of 243325332 is about 15598.8888065785. Note that the first 4 decimals coincide. The cubic root of 243325332 is about 624.3035074319.

Adding to 243325332 its reverse (233523342), we get a palindrome (476848674).

The spelling of 243325332 in words is "two hundred forty-three million, three hundred twenty-five thousand, three hundred thirty-two".