243524396 has 12 divisors (see below), whose sum is σ = 427154952. Its totient is φ = 121480128.

The previous prime is 243524389. The next prime is 243524401. The reversal of 243524396 is 693425342.

243524396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 68570 + ... + 72033.

It is an arithmetic number, because the mean of its divisors is an integer number (35596246).

Almost surely, 2^243524396 is an apocalyptic number.

It is an amenable number.

243524396 is a deficient number, since it is larger than the sum of its proper divisors (183630556).

243524396 is a wasteful number, since it uses less digits than its factorization.

243524396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141040 (or 141038 counting only the distinct ones).

The product of its digits is 155520, while the sum is 38.

The square root of 243524396 is about 15605.2682130106. The cubic root of 243524396 is about 624.4737082048.

The spelling of 243524396 in words is "two hundred forty-three million, five hundred twenty-four thousand, three hundred ninety-six".