243768716 has 12 divisors (see below), whose sum is σ = 428830080. Its totient is φ = 121245840.

The previous prime is 243768703. The next prime is 243768737. The reversal of 243768716 is 617867342.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158771 + ... + 160298.

It is an arithmetic number, because the mean of its divisors is an integer number (35735840).

Almost surely, 2^243768716 is an apocalyptic number.

It is an amenable number.

243768716 is a deficient number, since it is larger than the sum of its proper divisors (185061364).

243768716 is a wasteful number, since it uses less digits than its factorization.

243768716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319264 (or 319262 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 243768716 is about 15613.0943761959. The cubic root of 243768716 is about 624.6824763666.

The spelling of 243768716 in words is "two hundred forty-three million, seven hundred sixty-eight thousand, seven hundred sixteen".