243204032 has 14 divisors (see below), whose sum is σ = 482608128. Its totient is φ = 121601984.

The previous prime is 243203999. The next prime is 243204043. The reversal of 243204032 is 230402342.

It is a junction number, because it is equal to n+sod(n) for n = 243203995 and 243204013.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1899968 + ... + 1900095.

Almost surely, 2^243204032 is an apocalyptic number.

It is an amenable number.

243204032 is a deficient number, since it is larger than the sum of its proper divisors (239404096).

243204032 is an equidigital number, since it uses as much as digits as its factorization.

243204032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800075 (or 3800065 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 243204032 is about 15595.0002244309. Note that the first 3 decimals coincide. The cubic root of 243204032 is about 624.1997497700.

Adding to 243204032 its reverse (230402342), we get a palindrome (473606374).

The spelling of 243204032 in words is "two hundred forty-three million, two hundred four thousand, thirty-two".