243734412 has 24 divisors (see below), whose sum is σ = 574347312. Its totient is φ = 80440000.

The previous prime is 243734411. The next prime is 243734417. The reversal of 243734412 is 214437342.

243734412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 243734412.

It is not an unprimeable number, because it can be changed into a prime (243734411) 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, 99339 + ... + 101762.

It is an arithmetic number, because the mean of its divisors is an integer number (23931138).

Almost surely, 2^243734412 is an apocalyptic number.

It is an amenable number.

243734412 is an abundant number, since it is smaller than the sum of its proper divisors (330612900).

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

243734412 is a wasteful number, since it uses less digits than its factorization.

243734412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201209 (or 201207 counting only the distinct ones).

The product of its digits is 16128, while the sum is 30.

The square root of 243734412 is about 15611.9957724821. The cubic root of 243734412 is about 624.6531724793.

The spelling of 243734412 in words is "two hundred forty-three million, seven hundred thirty-four thousand, four hundred twelve".