9723976 has 8 divisors (see below), whose sum is σ = 18232470. Its totient is φ = 4861984.

The previous prime is 9723943. The next prime is 9723979. The reversal of 9723976 is 6793279.

It can be written as a sum of positive squares in only one way, i.e., 8259876 + 1464100 = 2874^2 + 1210^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (9723979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607741 + ... + 607756.

Almost surely, 2^9723976 is an apocalyptic number.

It is an amenable number.

9723976 is a deficient number, since it is larger than the sum of its proper divisors (8508494).

9723976 is a wasteful number, since it uses less digits than its factorization.

9723976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215503 (or 1215499 counting only the distinct ones).

The product of its digits is 142884, while the sum is 43.

The square root of 9723976 is about 3118.3290397262. The cubic root of 9723976 is about 213.4426934956.

The spelling of 9723976 in words is "nine million, seven hundred twenty-three thousand, nine hundred seventy-six".