9381136 has 20 divisors (see below), whose sum is σ = 19133200. Its totient is φ = 4443552.

The previous prime is 9381121. The next prime is 9381149. The reversal of 9381136 is 6311839.

It is a junction number, because it is equal to n+sod(n) for n = 9381098 and 9381107.

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, 15126 + ... + 15733.

It is an arithmetic number, because the mean of its divisors is an integer number (956660).

Almost surely, 2^9381136 is an apocalyptic number.

It is an amenable number.

9381136 is an abundant number, since it is smaller than the sum of its proper divisors (9752064).

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

9381136 is a wasteful number, since it uses less digits than its factorization.

9381136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30886 (or 30880 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 9381136 is about 3062.8640191820. The cubic root of 9381136 is about 210.9041589846.

The spelling of 9381136 in words is "nine million, three hundred eighty-one thousand, one hundred thirty-six".