9934243709 has 16 divisors (see below), whose sum is σ = 11336834880. Its totient is φ = 8623722240.

The previous prime is 9934243699. The next prime is 9934243717. The reversal of 9934243709 is 9073424399.

9934243709 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9934243709 - 2⁸ = 9934243453 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9934243769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267902 + ... + 302720.

It is an arithmetic number, because the mean of its divisors is an integer number (708552180).

Almost surely, 2^9934243709 is an apocalyptic number.

It is an amenable number.

9934243709 is a deficient number, since it is larger than the sum of its proper divisors (1402591171).

9934243709 is a wasteful number, since it uses less digits than its factorization.

9934243709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36140.

The product of its (nonzero) digits is 1469664, while the sum is 50.

The square root of 9934243709 is about 99670.6762744188. The cubic root of 9934243709 is about 2149.7020469747.

The spelling of 9934243709 in words is "nine billion, nine hundred thirty-four million, two hundred forty-three thousand, seven hundred nine".