9947432 has 16 divisors (see below), whose sum is σ = 20347200. Its totient is φ = 4521520.

The previous prime is 9947429. The next prime is 9947437. The reversal of 9947432 is 2347499.

It is not an unprimeable number, because it can be changed into a prime (9947437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56432 + ... + 56607.

It is an arithmetic number, because the mean of its divisors is an integer number (1271700).

Almost surely, 2^9947432 is an apocalyptic number.

It is an amenable number.

9947432 is an abundant number, since it is smaller than the sum of its proper divisors (10399768).

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

9947432 is a wasteful number, since it uses less digits than its factorization.

9947432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113056 (or 113052 counting only the distinct ones).

The product of its digits is 54432, while the sum is 38.

The square root of 9947432 is about 3153.9549774846. The cubic root of 9947432 is about 215.0652911493.

The spelling of 9947432 in words is "nine million, nine hundred forty-seven thousand, four hundred thirty-two".