9609659 has 4 divisors (see below), whose sum is σ = 9919680. Its totient is φ = 9299640.

The previous prime is 9609629. The next prime is 9609661. The reversal of 9609659 is 9569069.

9609659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9569069 = 127 ⋅75347.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9609659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9609629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154964 + ... + 155025.

It is an arithmetic number, because the mean of its divisors is an integer number (2479920).

Almost surely, 2^9609659 is an apocalyptic number.

9609659 is a deficient number, since it is larger than the sum of its proper divisors (310021).

9609659 is a wasteful number, since it uses less digits than its factorization.

9609659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310020.

The product of its (nonzero) digits is 131220, while the sum is 44.

The square root of 9609659 is about 3099.9449995121. The cubic root of 9609659 is about 212.6029692435.

The spelling of 9609659 in words is "nine million, six hundred nine thousand, six hundred fifty-nine".