9720009532 has 6 divisors (see below), whose sum is σ = 17010016688. Its totient is φ = 4860004764.

The previous prime is 9720009527. The next prime is 9720009589. The reversal of 9720009532 is 2359000279.

9720009532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9720009491 and 9720009500.

It is a congruent number.

It is an unprimeable number.

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, 1215001188 + ... + 1215001195.

Almost surely, 2^9720009532 is an apocalyptic number.

It is an amenable number.

9720009532 is a deficient number, since it is larger than the sum of its proper divisors (7290007156).

9720009532 is a wasteful number, since it uses less digits than its factorization.

9720009532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430002387 (or 2430002385 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 9720009532 is about 98590.1086925053. The cubic root of 9720009532 is about 2134.1366803133.

The spelling of 9720009532 in words is "nine billion, seven hundred twenty million, nine thousand, five hundred thirty-two".