9667668 has 12 divisors (see below), whose sum is σ = 22557920. Its totient is φ = 3222552.

The previous prime is 9667667. The next prime is 9667673. The reversal of 9667668 is 8667669.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9667661) 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, 402808 + ... + 402831.

Almost surely, 2^9667668 is an apocalyptic number.

It is an amenable number.

9667668 is an abundant number, since it is smaller than the sum of its proper divisors (12890252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9667668 is a wasteful number, since it uses less digits than its factorization.

9667668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805646 (or 805644 counting only the distinct ones).

The product of its digits is 653184, while the sum is 48.

The square root of 9667668 is about 3109.2873781624. The cubic root of 9667668 is about 213.0299060920.

Subtracting from 9667668 its reverse (8667669), we obtain a palindrome (999999).

The spelling of 9667668 in words is "nine million, six hundred sixty-seven thousand, six hundred sixty-eight".