9983992 has 32 divisors (see below), whose sum is σ = 19530000. Its totient is φ = 4780800.

The previous prime is 9983989. The next prime is 9983999. The reversal of 9983992 is 2993899.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9983999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19759 + ... + 20257.

Almost surely, 2^9983992 is an apocalyptic number.

It is an amenable number.

9983992 is a deficient number, since it is larger than the sum of its proper divisors (9546008).

9983992 is a wasteful number, since it uses less digits than its factorization.

9983992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 603 counting only the distinct ones).

The product of its digits is 314928, while the sum is 49.

The square root of 9983992 is about 3159.7455593766. The cubic root of 9983992 is about 215.3284469705.

It can be divided in two parts, 998 and 3992, that multiplied together give a square (3984016 = 1996²).

The spelling of 9983992 in words is "nine million, nine hundred eighty-three thousand, nine hundred ninety-two".