9009923 has 8 divisors (see below), whose sum is σ = 10038000. Its totient is φ = 8029728.

The previous prime is 9009901. The next prime is 9009929. The reversal of 9009923 is 3299009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9009923 - 2¹⁰ = 9008899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9009923.

It is not an unprimeable number, because it can be changed into a prime (9009929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11573 + ... + 12326.

It is an arithmetic number, because the mean of its divisors is an integer number (1254750).

Almost surely, 2^9009923 is an apocalyptic number.

9009923 is a deficient number, since it is larger than the sum of its proper divisors (1028077).

9009923 is a wasteful number, since it uses less digits than its factorization.

9009923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23941.

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 9009923 is about 3001.6533777237. The cubic root of 9009923 is about 208.0848011592.

The spelling of 9009923 in words is "nine million, nine thousand, nine hundred twenty-three".