9936138 has 32 divisors (see below), whose sum is σ = 20995200. Its totient is φ = 3128576.

The previous prime is 9936133. The next prime is 9936163. The reversal of 9936138 is 8316399.

9936138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9936096 and 9936105.

It is not an unprimeable number, because it can be changed into a prime (9936133) 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, 11878 + ... + 12686.

It is an arithmetic number, because the mean of its divisors is an integer number (656100).

Almost surely, 2^9936138 is an apocalyptic number.

9936138 is an abundant number, since it is smaller than the sum of its proper divisors (11059062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9936138 is a wasteful number, since it uses less digits than its factorization.

9936138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926.

The product of its digits is 34992, while the sum is 39.

The square root of 9936138 is about 3152.1640185752. The cubic root of 9936138 is about 214.9838675474.

It can be divided in two parts, 99361 and 38, that added together give a palindrome (99399).

The spelling of 9936138 in words is "nine million, nine hundred thirty-six thousand, one hundred thirty-eight".