9600661 has 8 divisors (see below), whose sum is σ = 11003904. Its totient is φ = 8205360.

The previous prime is 9600659. The next prime is 9600667. The reversal of 9600661 is 1660069.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9600661 - 2¹ = 9600659 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9600667) 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 7 ways as a sum of consecutive naturals, for example, 891 + ... + 4471.

It is an arithmetic number, because the mean of its divisors is an integer number (1375488).

Almost surely, 2^9600661 is an apocalyptic number.

It is an amenable number.

9600661 is a deficient number, since it is larger than the sum of its proper divisors (1403243).

9600661 is a wasteful number, since it uses less digits than its factorization.

9600661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3971.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 9600661 is about 3098.4933435462. The cubic root of 9600661 is about 212.5365916226.

The spelling of 9600661 in words is "nine million, six hundred thousand, six hundred sixty-one".