243529996 has 24 divisors (see below), whose sum is σ = 437366160. Its totient is φ = 118579200.

The previous prime is 243529939. The next prime is 243529997. The reversal of 243529996 is 699925342.

243529996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (243529997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125151 + ... + 127081.

It is an arithmetic number, because the mean of its divisors is an integer number (18223590).

Almost surely, 2^243529996 is an apocalyptic number.

It is an amenable number.

243529996 is a deficient number, since it is larger than the sum of its proper divisors (193836164).

243529996 is a wasteful number, since it uses less digits than its factorization.

243529996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2745 (or 2743 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 49.

The square root of 243529996 is about 15605.4476385652. The cubic root of 243529996 is about 624.4784948929.

The spelling of 243529996 in words is "two hundred forty-three million, five hundred twenty-nine thousand, nine hundred ninety-six".