9730638752 has 12 divisors (see below), whose sum is σ = 19157195106. Its totient is φ = 4865319360.

The previous prime is 9730638751. The next prime is 9730638761. The reversal of 9730638752 is 2578360379.

It is a happy number.

9730638752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9730638736 + 16 = 98644^2 + 4^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9730638752.

It is not an unprimeable number, because it can be changed into a prime (9730638751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152041199 + ... + 152041262.

Almost surely, 2^9730638752 is an apocalyptic number.

It is an amenable number.

9730638752 is a deficient number, since it is larger than the sum of its proper divisors (9426556354).

9730638752 is a wasteful number, since it uses less digits than its factorization.

9730638752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304082471 (or 304082463 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 50.

The square root of 9730638752 is about 98644.0000810997. Note that the first 4 decimals coincide. The cubic root of 9730638752 is about 2134.9143182547.

The spelling of 9730638752 in words is "nine billion, seven hundred thirty million, six hundred thirty-eight thousand, seven hundred fifty-two".