9923312 has 40 divisors (see below), whose sum is σ = 22519392. Its totient is φ = 4147200.

The previous prime is 9923311. The next prime is 9923323. The reversal of 9923312 is 2133299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9923311) 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, 3512 + ... + 5672.

Almost surely, 2^9923312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9923312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11259696).

9923312 is an abundant number, since it is smaller than the sum of its proper divisors (12596080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9923312 is a wasteful number, since it uses less digits than its factorization.

9923312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217 (or 2211 counting only the distinct ones).

The product of its digits is 2916, while the sum is 29.

The square root of 9923312 is about 3150.1288862521. The cubic root of 9923312 is about 214.8913242009.

The spelling of 9923312 in words is "nine million, nine hundred twenty-three thousand, three hundred twelve".