243314634 has 16 divisors (see below), whose sum is σ = 491355072. Its totient is φ = 80317248.

The previous prime is 243314581. The next prime is 243314671. The reversal of 243314634 is 436413342.

243314634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×243314634² = 118404022237107912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196239 + ... + 197474.

It is an arithmetic number, because the mean of its divisors is an integer number (30709692).

Almost surely, 2^243314634 is an apocalyptic number.

243314634 is an abundant number, since it is smaller than the sum of its proper divisors (248040438).

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

243314634 is a wasteful number, since it uses less digits than its factorization.

243314634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393821.

The product of its digits is 20736, while the sum is 30.

The square root of 243314634 is about 15598.5458937684. The cubic root of 243314634 is about 624.2943579574.

Adding to 243314634 its reverse (436413342), we get a palindrome (679727976).

The spelling of 243314634 in words is "two hundred forty-three million, three hundred fourteen thousand, six hundred thirty-four".