9787732225 has 24 divisors (see below), whose sum is σ = 12740434560. Its totient is φ = 7444821120.

The previous prime is 9787732159. The next prime is 9787732243. The reversal of 9787732225 is 5222377879.

It is a happy number.

9787732225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-9787732225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45061 + ... + 146989.

It is an arithmetic number, because the mean of its divisors is an integer number (530851440).

Almost surely, 2^9787732225 is an apocalyptic number.

It is an amenable number.

9787732225 is a deficient number, since it is larger than the sum of its proper divisors (2952702335).

9787732225 is a wasteful number, since it uses less digits than its factorization.

9787732225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102129 (or 102124 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 52.

The square root of 9787732225 is about 98932.9683422063. The cubic root of 9787732225 is about 2139.0816382232.

The spelling of 9787732225 in words is "nine billion, seven hundred eighty-seven million, seven hundred thirty-two thousand, two hundred twenty-five".