243383836 has 6 divisors (see below), whose sum is σ = 425921720. Its totient is φ = 121691916.

The previous prime is 243383801. The next prime is 243383837. The reversal of 243383836 is 638383342.

243383836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243383837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30422976 + ... + 30422983.

Almost surely, 2^243383836 is an apocalyptic number.

It is an amenable number.

243383836 is a deficient number, since it is larger than the sum of its proper divisors (182537884).

243383836 is a wasteful number, since it uses less digits than its factorization.

243383836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60845963 (or 60845961 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 243383836 is about 15600.7639556529. The cubic root of 243383836 is about 624.3535382902.

The spelling of 243383836 in words is "two hundred forty-three million, three hundred eighty-three thousand, eight hundred thirty-six".