9739705 has 4 divisors (see below), whose sum is σ = 11687652. Its totient is φ = 7791760.

The previous prime is 9739703. The next prime is 9739711. The reversal of 9739705 is 5079379.

9739705 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2319529 + 7420176 = 1523^2 + 2724^2 .

It is not a de Polignac number, because 9739705 - 2¹ = 9739703 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9739703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973966 + ... + 973975.

It is an arithmetic number, because the mean of its divisors is an integer number (2921913).

Almost surely, 2^9739705 is an apocalyptic number.

It is an amenable number.

9739705 is a deficient number, since it is larger than the sum of its proper divisors (1947947).

9739705 is a wasteful number, since it uses less digits than its factorization.

9739705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947946.

The product of its (nonzero) digits is 59535, while the sum is 40.

The square root of 9739705 is about 3120.8500444590. The cubic root of 9739705 is about 213.5577161154.

The spelling of 9739705 in words is "nine million, seven hundred thirty-nine thousand, seven hundred five".