9932972507 has 8 divisors (see below), whose sum is σ = 10110302016. Its totient is φ = 9756498312.

The previous prime is 9932972503. The next prime is 9932972509. The reversal of 9932972507 is 7052792399.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9932972507 - 2² = 9932972503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9932972501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190373 + ... + 236870.

It is an arithmetic number, because the mean of its divisors is an integer number (1263787752).

Almost surely, 2^9932972507 is an apocalyptic number.

9932972507 is a deficient number, since it is larger than the sum of its proper divisors (177329509).

9932972507 is a wasteful number, since it uses less digits than its factorization.

9932972507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427657.

The product of its (nonzero) digits is 2143260, while the sum is 53.

The square root of 9932972507 is about 99664.2990593924. The cubic root of 9932972507 is about 2149.6103499386.

The spelling of 9932972507 in words is "nine billion, nine hundred thirty-two million, nine hundred seventy-two thousand, five hundred seven".