9601920 has 96 divisors (see below), whose sum is σ = 33176520. Its totient is φ = 2558976.

The previous prime is 9601883. The next prime is 9601931. The reversal of 9601920 is 291069.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 4927 + ... + 6593.

Almost surely, 2^9601920 is an apocalyptic number.

9601920 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9601920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16588260).

9601920 is an abundant number, since it is smaller than the sum of its proper divisors (23574600).

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

9601920 is a wasteful number, since it uses less digits than its factorization.

9601920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 9601920 is about 3098.6965001432. The cubic root of 9601920 is about 212.5458816730.

Adding to 9601920 its reverse (291069), we get a palindrome (9892989).

The spelling of 9601920 in words is "nine million, six hundred one thousand, nine hundred twenty".