9489228 has 24 divisors (see below), whose sum is σ = 25304832. Its totient is φ = 2711184.

The previous prime is 9489217. The next prime is 9489229. The reversal of 9489228 is 8229849.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 9489228.

It is not an unprimeable number, because it can be changed into a prime (9489229) 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, 56400 + ... + 56567.

It is an arithmetic number, because the mean of its divisors is an integer number (1054368).

Almost surely, 2^9489228 is an apocalyptic number.

It is an amenable number.

9489228 is an abundant number, since it is smaller than the sum of its proper divisors (15815604).

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

9489228 is a wasteful number, since it uses less digits than its factorization.

9489228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112981 (or 112979 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 9489228 is about 3080.4590566992. The cubic root of 9489228 is about 211.7110993032.

The spelling of 9489228 in words is "nine million, four hundred eighty-nine thousand, two hundred twenty-eight".