9786228 has 12 divisors (see below), whose sum is σ = 22834560. Its totient is φ = 3262072.

The previous prime is 9786211. The next prime is 9786229. The reversal of 9786228 is 8226879.

It is a happy number.

9786228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9786228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9786229) 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, 407748 + ... + 407771.

It is an arithmetic number, because the mean of its divisors is an integer number (1902880).

Almost surely, 2^9786228 is an apocalyptic number.

It is an amenable number.

9786228 is an abundant number, since it is smaller than the sum of its proper divisors (13048332).

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

9786228 is a wasteful number, since it uses less digits than its factorization.

9786228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815526 (or 815524 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 9786228 is about 3128.2947431468. The cubic root of 9786228 is about 213.8972051213.

The spelling of 9786228 in words is "nine million, seven hundred eighty-six thousand, two hundred twenty-eight".