243261204 has 24 divisors (see below), whose sum is σ = 570094560. Its totient is φ = 80732064.

The previous prime is 243261203. The next prime is 243261233. The reversal of 243261204 is 402162342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243261203) by changing a digit.

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, 41514 + ... + 47009.

It is an arithmetic number, because the mean of its divisors is an integer number (23753940).

Almost surely, 2^243261204 is an apocalyptic number.

It is an amenable number.

243261204 is an abundant number, since it is smaller than the sum of its proper divisors (326833356).

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

243261204 is a wasteful number, since it uses less digits than its factorization.

243261204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88759 (or 88757 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 243261204 is about 15596.8331400961. The cubic root of 243261204 is about 624.2486578846.

It can be divided in two parts, 2432 and 61204, that added together give a palindrome (63636).

The spelling of 243261204 in words is "two hundred forty-three million, two hundred sixty-one thousand, two hundred four".