9646985 has 8 divisors (see below), whose sum is σ = 11822976. Its totient is φ = 7553200.

The previous prime is 9646981. The next prime is 9646991. The reversal of 9646985 is 5896469.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9646985 - 2² = 9646981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9646981) 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 7 ways as a sum of consecutive naturals, for example, 20291 + ... + 20760.

It is an arithmetic number, because the mean of its divisors is an integer number (1477872).

Almost surely, 2^9646985 is an apocalyptic number.

It is an amenable number.

9646985 is a deficient number, since it is larger than the sum of its proper divisors (2175991).

9646985 is a wasteful number, since it uses less digits than its factorization.

9646985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41103.

The product of its digits is 466560, while the sum is 47.

The square root of 9646985 is about 3105.9595940707. The cubic root of 9646985 is about 212.8778789633.

The spelling of 9646985 in words is "nine million, six hundred forty-six thousand, nine hundred eighty-five".