9661347 has 12 divisors (see below), whose sum is σ = 14019720. Its totient is φ = 6411168.

The previous prime is 9661339. The next prime is 9661349. The reversal of 9661347 is 7431669.

9661347 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9661347 - 2³ = 9661339 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (9661349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 322 + ... + 4407.

It is an arithmetic number, because the mean of its divisors is an integer number (1168310).

Almost surely, 2^9661347 is an apocalyptic number.

9661347 is a deficient number, since it is larger than the sum of its proper divisors (4358373).

9661347 is a wasteful number, since it uses less digits than its factorization.

9661347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962 (or 4959 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 9661347 is about 3108.2707411035. The cubic root of 9661347 is about 212.9834676053.

The spelling of 9661347 in words is "nine million, six hundred sixty-one thousand, three hundred forty-seven".