984747609 has 12 divisors (see below), whose sum is σ = 1423087536. Its totient is φ = 656187192.

The previous prime is 984747571. The next prime is 984747613. The reversal of 984747609 is 906747489.

It is a happy number.

984747609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 984747609 - 2⁹ = 984747097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (984747649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5007 + ... + 44660.

It is an arithmetic number, because the mean of its divisors is an integer number (118590628).

Almost surely, 2^984747609 is an apocalyptic number.

It is an amenable number.

984747609 is a deficient number, since it is larger than the sum of its proper divisors (438339927).

984747609 is a wasteful number, since it uses less digits than its factorization.

984747609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51876 (or 51873 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 984747609 is about 31380.6884723710. The cubic root of 984747609 is about 994.8898000055.

The spelling of 984747609 in words is "nine hundred eighty-four million, seven hundred forty-seven thousand, six hundred nine".