9969732 has 36 divisors (see below), whose sum is σ = 25370800. Its totient is φ = 3300912.

The previous prime is 9969731. The next prime is 9969793. The reversal of 9969732 is 2379699.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9969731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5019 + ... + 6717.

Almost surely, 2^9969732 is an apocalyptic number.

It is an amenable number.

9969732 is an abundant number, since it is smaller than the sum of its proper divisors (15401068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9969732 is a wasteful number, since it uses less digits than its factorization.

9969732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1867 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 9969732 is about 3157.4882422584. The cubic root of 9969732 is about 215.2258812264.

It can be divided in two parts, 9969 and 732, that added together give a palindrome (10701).

The spelling of 9969732 in words is "nine million, nine hundred sixty-nine thousand, seven hundred thirty-two".