243941952 has 28 divisors (see below), whose sum is σ = 645430256. Its totient is φ = 81313920.

The previous prime is 243941941. The next prime is 243941977. The reversal of 243941952 is 259149342.

It is a self number, because there is not a number n which added to its sum of digits gives 243941952.

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, 635074 + ... + 635457.

Almost surely, 2^243941952 is an apocalyptic number.

It is an amenable number.

243941952 is an abundant number, since it is smaller than the sum of its proper divisors (401488304).

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

243941952 is a wasteful number, since it uses less digits than its factorization.

243941952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270546 (or 1270536 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 243941952 is about 15618.6411700890. The cubic root of 243941952 is about 624.8304196989.

The spelling of 243941952 in words is "two hundred forty-three million, nine hundred forty-one thousand, nine hundred fifty-two".