9727668 has 24 divisors (see below), whose sum is σ = 25220160. Its totient is φ = 3242520.

The previous prime is 9727661. The next prime is 9727681. The reversal of 9727668 is 8667279.

It is a happy number.

9727668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9727661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44928 + ... + 45143.

It is an arithmetic number, because the mean of its divisors is an integer number (1050840).

Almost surely, 2^9727668 is an apocalyptic number.

It is an amenable number.

9727668 is an abundant number, since it is smaller than the sum of its proper divisors (15492492).

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

9727668 is a wasteful number, since it uses less digits than its factorization.

9727668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90084 (or 90076 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 9727668 is about 3118.9209672577. The cubic root of 9727668 is about 213.4697033906.

It can be divided in two parts, 97276 and 68, that added together give a square (97344 = 312²).

The spelling of 9727668 in words is "nine million, seven hundred twenty-seven thousand, six hundred sixty-eight".