9632197631 has 16 divisors (see below), whose sum is σ = 11173926144. Its totient is φ = 8132793984.

The previous prime is 9632197613. The next prime is 9632197661. The reversal of 9632197631 is 1367912369.

It is not a de Polignac number, because 9632197631 - 2²² = 9628003327 is a prime.

It is a super-2 number, since 2×9632197631² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9632197661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91580 + ... + 166286.

It is an arithmetic number, because the mean of its divisors is an integer number (698370384).

Almost surely, 2^9632197631 is an apocalyptic number.

9632197631 is a deficient number, since it is larger than the sum of its proper divisors (1541728513).

9632197631 is a wasteful number, since it uses less digits than its factorization.

9632197631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74990.

The product of its digits is 367416, while the sum is 47.

The square root of 9632197631 is about 98143.7600206962. The cubic root of 9632197631 is about 2127.6905347575.

The spelling of 9632197631 in words is "nine billion, six hundred thirty-two million, one hundred ninety-seven thousand, six hundred thirty-one".