9776320 has 56 divisors (see below), whose sum is σ = 23554944. Its totient is φ = 3864576.

The previous prime is 9776303. The next prime is 9776323. The reversal of 9776320 is 236779.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9776323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43729 + ... + 43951.

It is an arithmetic number, because the mean of its divisors is an integer number (420624).

Almost surely, 2^9776320 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 9776320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11777472).

9776320 is an abundant number, since it is smaller than the sum of its proper divisors (13778624).

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

9776320 is a wasteful number, since it uses less digits than its factorization.

9776320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 9776320 is about 3126.7107317435. The cubic root of 9776320 is about 213.8249944891.

The spelling of 9776320 in words is "nine million, seven hundred seventy-six thousand, three hundred twenty".