9647232 has 128 divisors (see below), whose sum is σ = 30387840. Its totient is φ = 2654208.

The previous prime is 9647221. The next prime is 9647237. The reversal of 9647232 is 2327469.

9647232 = T₁₃₃ + T₁₃₄ + ... + T₃₉₁.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 9647193 and 9647202.

It is not an unprimeable number, because it can be changed into a prime (9647237) 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, 99408 + ... + 99504.

It is an arithmetic number, because the mean of its divisors is an integer number (237405).

Almost surely, 2^9647232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9647232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15193920).

9647232 is an abundant number, since it is smaller than the sum of its proper divisors (20740608).

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

9647232 is a wasteful number, since it uses less digits than its factorization.

9647232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 146 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 9647232 is about 3105.9993560849. Note that the first 3 decimals coincide. The cubic root of 9647232 is about 212.8796957793.

The spelling of 9647232 in words is "nine million, six hundred forty-seven thousand, two hundred thirty-two".