9702709042 has 8 divisors (see below), whose sum is σ = 15673606956. Its totient is φ = 4478173392.

The previous prime is 9702709031. The next prime is 9702709057. The reversal of 9702709042 is 2409072079.

It can be written as a sum of positive squares in 2 ways, for example, as 6880868401 + 2821840641 = 82951^2 + 53121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 9702708986 and 9702709004.

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, 186590533 + ... + 186590584.

Almost surely, 2^9702709042 is an apocalyptic number.

9702709042 is a deficient number, since it is larger than the sum of its proper divisors (5970897914).

9702709042 is a wasteful number, since it uses less digits than its factorization.

9702709042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373181132.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 9702709042 is about 98502.3301348755. The cubic root of 9702709042 is about 2132.8697564056.

The spelling of 9702709042 in words is "nine billion, seven hundred two million, seven hundred nine thousand, forty-two".