9923120 has 40 divisors (see below), whose sum is σ = 24078816. Its totient is φ = 3795968.

The previous prime is 9923113. The next prime is 9923129. The reversal of 9923120 is 213299.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 9923120.

It is not an unprimeable number, because it can be changed into a prime (9923129) 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, 857 + ... + 4536.

Almost surely, 2^9923120 is an apocalyptic number.

It is an amenable number.

9923120 is an abundant number, since it is smaller than the sum of its proper divisors (14155696).

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

9923120 is a wasteful number, since it uses less digits than its factorization.

9923120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5429 (or 5423 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 9923120 is about 3150.0984111611. The cubic root of 9923120 is about 214.8899382590.

The spelling of 9923120 in words is "nine million, nine hundred twenty-three thousand, one hundred twenty".