243163952 has 20 divisors (see below), whose sum is σ = 471766680. Its totient is φ = 121417728.

The previous prime is 243163933. The next prime is 243163967. The reversal of 243163952 is 259361342.

It is a zygodrome in base 2.

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, 2423 + ... + 22185.

It is an arithmetic number, because the mean of its divisors is an integer number (23588334).

Almost surely, 2^243163952 is an apocalyptic number.

It is an amenable number.

243163952 is a deficient number, since it is larger than the sum of its proper divisors (228602728).

243163952 is a wasteful number, since it uses less digits than its factorization.

243163952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20540 (or 20534 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 243163952 is about 15593.7151442496. The cubic root of 243163952 is about 624.1654585342.

The spelling of 243163952 in words is "two hundred forty-three million, one hundred sixty-three thousand, nine hundred fifty-two".