9813976 has 32 divisors (see below), whose sum is σ = 19261440. Its totient is φ = 4683168.

The previous prime is 9813971. The next prime is 9813997. The reversal of 9813976 is 6793189.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9813971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15865 + ... + 16471.

It is an arithmetic number, because the mean of its divisors is an integer number (601920).

Almost surely, 2^9813976 is an apocalyptic number.

It is an amenable number.

9813976 is a deficient number, since it is larger than the sum of its proper divisors (9447464).

9813976 is a wasteful number, since it uses less digits than its factorization.

9813976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 699 counting only the distinct ones).

The product of its digits is 81648, while the sum is 43.

The square root of 9813976 is about 3132.7266079248. The cubic root of 9813976 is about 214.0991766698.

The spelling of 9813976 in words is "nine million, eight hundred thirteen thousand, nine hundred seventy-six".