9806961 has 16 divisors (see below), whose sum is σ = 13690944. Its totient is φ = 6237504.

The previous prime is 9806957. The next prime is 9806969. The reversal of 9806961 is 1696089.

It is not a de Polignac number, because 9806961 - 2² = 9806957 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9806969) 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 15 ways as a sum of consecutive naturals, for example, 5050 + ... + 6716.

It is an arithmetic number, because the mean of its divisors is an integer number (855684).

Almost surely, 2^9806961 is an apocalyptic number.

It is an amenable number.

9806961 is a deficient number, since it is larger than the sum of its proper divisors (3883983).

9806961 is a wasteful number, since it uses less digits than its factorization.

9806961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 9806961 is about 3131.6067760816. The cubic root of 9806961 is about 214.0481520317.

The spelling of 9806961 in words is "nine million, eight hundred six thousand, nine hundred sixty-one".