9509712 has 40 divisors (see below), whose sum is σ = 24941856. Its totient is φ = 3121536.

The previous prime is 9509701. The next prime is 9509719. The reversal of 9509712 is 2179059.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9509719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1738 + ... + 4694.

Almost surely, 2^9509712 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 9509712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12470928).

9509712 is an abundant number, since it is smaller than the sum of its proper divisors (15432144).

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

9509712 is a wasteful number, since it uses less digits than its factorization.

9509712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3035 (or 3029 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 9509712 is about 3083.7820934690. The cubic root of 9509712 is about 211.8633271212.

The spelling of 9509712 in words is "nine million, five hundred nine thousand, seven hundred twelve".