243850648 has 8 divisors (see below), whose sum is σ = 457219980. Its totient is φ = 121925320.

The previous prime is 243850639. The next prime is 243850667. The reversal of 243850648 is 846058342.

243850648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 243850648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15240658 + ... + 15240673.

Almost surely, 2^243850648 is an apocalyptic number.

It is an amenable number.

243850648 is a deficient number, since it is larger than the sum of its proper divisors (213369332).

243850648 is a wasteful number, since it uses less digits than its factorization.

243850648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30481337 (or 30481333 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 243850648 is about 15615.7179790108. The cubic root of 243850648 is about 624.7524549272.

The spelling of 243850648 in words is "two hundred forty-three million, eight hundred fifty thousand, six hundred forty-eight".