9947832 has 32 divisors (see below), whose sum is σ = 25401600. Its totient is φ = 3245024.

The previous prime is 9947803. The next prime is 9947837. The reversal of 9947832 is 2387499.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9947837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3282 + ... + 5537.

It is an arithmetic number, because the mean of its divisors is an integer number (793800).

Almost surely, 2^9947832 is an apocalyptic number.

It is an amenable number.

9947832 is an abundant number, since it is smaller than the sum of its proper divisors (15453768).

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

9947832 is a wasteful number, since it uses less digits than its factorization.

9947832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8875 (or 8871 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 9947832 is about 3154.0183892933. The cubic root of 9947832 is about 215.0681738016.

The spelling of 9947832 in words is "nine million, nine hundred forty-seven thousand, eight hundred thirty-two".