9667856 has 40 divisors (see below), whose sum is σ = 20620704. Its totient is φ = 4354560.

The previous prime is 9667837. The next prime is 9667859. The reversal of 9667856 is 6587669.

It is a self number, because there is not a number n which added to its sum of digits gives 9667856.

It is not an unprimeable number, because it can be changed into a prime (9667859) 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, 28520 + ... + 28856.

Almost surely, 2^9667856 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 9667856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10310352).

9667856 is an abundant number, since it is smaller than the sum of its proper divisors (10952848).

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

9667856 is a wasteful number, since it uses less digits than its factorization.

9667856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 513 counting only the distinct ones).

The product of its digits is 544320, while the sum is 47.

The square root of 9667856 is about 3109.3176100231. The cubic root of 9667856 is about 213.0312869615.

The spelling of 9667856 in words is "nine million, six hundred sixty-seven thousand, eight hundred fifty-six".