9381968 has 20 divisors (see below), whose sum is σ = 18236928. Its totient is φ = 4675680.

The previous prime is 9381949. The next prime is 9381997. The reversal of 9381968 is 8691839.

It is a Cunningham number, because it is equal to 3063²-1.

It is a congruent number.

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, 5363 + ... + 6893.

Almost surely, 2^9381968 is an apocalyptic number.

It is an amenable number.

9381968 is a deficient number, since it is larger than the sum of its proper divisors (8854960).

9381968 is a wasteful number, since it uses less digits than its factorization.

9381968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922 (or 1916 counting only the distinct ones).

The product of its digits is 93312, while the sum is 44.

The square root of 9381968 is about 3062.9998367613. Note that the first 3 decimals coincide. The cubic root of 9381968 is about 210.9103937332.

The spelling of 9381968 in words is "nine million, three hundred eighty-one thousand, nine hundred sixty-eight".