9936397047 has 8 divisors (see below), whose sum is σ = 13675901440. Its totient is φ = 6410578680.

The previous prime is 9936397039. The next prime is 9936397063. The reversal of 9936397047 is 7407936399.

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

It is not a de Polignac number, because 9936397047 - 2³ = 9936397039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9936397007) 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, 53421397 + ... + 53421582.

It is an arithmetic number, because the mean of its divisors is an integer number (1709487680).

Almost surely, 2^9936397047 is an apocalyptic number.

9936397047 is a deficient number, since it is larger than the sum of its proper divisors (3739504393).

9936397047 is a wasteful number, since it uses less digits than its factorization.

9936397047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106843013.

The product of its (nonzero) digits is 7715736, while the sum is 57.

The square root of 9936397047 is about 99681.4779535296. The cubic root of 9936397047 is about 2149.8573582669.

The spelling of 9936397047 in words is "nine billion, nine hundred thirty-six million, three hundred ninety-seven thousand, forty-seven".