9936939 has 8 divisors (see below), whose sum is σ = 13398480. Its totient is φ = 6550016.

The previous prime is 9936923. The next prime is 9936973. The reversal of 9936939 is 9396399.

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

It is a cyclic number.

It is not a de Polignac number, because 9936939 - 2⁴ = 9936923 is a prime.

9936939 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9936919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18342 + ... + 18875.

It is an arithmetic number, because the mean of its divisors is an integer number (1674810).

Almost surely, 2^9936939 is an apocalyptic number.

9936939 is a deficient number, since it is larger than the sum of its proper divisors (3461541).

9936939 is a wasteful number, since it uses less digits than its factorization.

9936939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37309.

The product of its digits is 354294, while the sum is 48.

The square root of 9936939 is about 3152.2910715859. The cubic root of 9936939 is about 214.9896443543.

The spelling of 9936939 in words is "nine million, nine hundred thirty-six thousand, nine hundred thirty-nine".