9659955 has 16 divisors (see below), whose sum is σ = 15644160. Its totient is φ = 5089248.

The previous prime is 9659953. The next prime is 9659959. The reversal of 9659955 is 5599569.

9659955 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9659955 - 2¹ = 9659953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9659953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2635 + ... + 5124.

It is an arithmetic number, because the mean of its divisors is an integer number (977760).

Almost surely, 2^9659955 is an apocalyptic number.

9659955 is a deficient number, since it is larger than the sum of its proper divisors (5984205).

9659955 is a wasteful number, since it uses less digits than its factorization.

9659955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7850.

The product of its digits is 546750, while the sum is 48.

The square root of 9659955 is about 3108.0468143192. The cubic root of 9659955 is about 212.9732382785.

The spelling of 9659955 in words is "nine million, six hundred fifty-nine thousand, nine hundred fifty-five".