9628780 has 24 divisors (see below), whose sum is σ = 23109408. Its totient is φ = 3301248.

The previous prime is 9628777. The next prime is 9628793. The reversal of 9628780 is 878269.

9628780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34249 + ... + 34528.

It is an arithmetic number, because the mean of its divisors is an integer number (962892).

Almost surely, 2^9628780 is an apocalyptic number.

It is an amenable number.

9628780 is an abundant number, since it is smaller than the sum of its proper divisors (13480628).

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

9628780 is a wasteful number, since it uses less digits than its factorization.

9628780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68793 (or 68791 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 9628780 is about 3103.0275538577. The cubic root of 9628780 is about 212.7438860750.

The spelling of 9628780 in words is "nine million, six hundred twenty-eight thousand, seven hundred eighty".