9655667 has 12 divisors (see below), whose sum is σ = 11649456. Its totient is φ = 7838640.

The previous prime is 9655661. The next prime is 9655673. The reversal of 9655667 is 7665569.

It is an interprime number because it is at equal distance from previous prime (9655661) and next prime (9655673).

It is not a de Polignac number, because 9655667 - 2⁴ = 9655651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9655661) 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, 617 + ... + 4437.

It is an arithmetic number, because the mean of its divisors is an integer number (970788).

Almost surely, 2^9655667 is an apocalyptic number.

9655667 is a deficient number, since it is larger than the sum of its proper divisors (1993789).

9655667 is a wasteful number, since it uses less digits than its factorization.

9655667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866 (or 3847 counting only the distinct ones).

The product of its digits is 340200, while the sum is 44.

The square root of 9655667 is about 3107.3569154508. The cubic root of 9655667 is about 212.9417210715.

The spelling of 9655667 in words is "nine million, six hundred fifty-five thousand, six hundred sixty-seven".