9728000188 has 12 divisors (see below), whose sum is σ = 17484108712. Its totient is φ = 4732540560.

The previous prime is 9728000153. The next prime is 9728000189. The reversal of 9728000188 is 8810008279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9728000189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32864718 + ... + 32865013.

Almost surely, 2^9728000188 is an apocalyptic number.

It is an amenable number.

9728000188 is a deficient number, since it is larger than the sum of its proper divisors (7756108524).

9728000188 is a wasteful number, since it uses less digits than its factorization.

9728000188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65729772 (or 65729770 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 43.

The square root of 9728000188 is about 98630.6250005545. The cubic root of 9728000188 is about 2134.7213327292.

The spelling of 9728000188 in words is "nine billion, seven hundred twenty-eight million, one hundred eighty-eight", and thus it is an aban number.