9228912 has 120 divisors (see below), whose sum is σ = 30081408. Its totient is φ = 2386560.

The previous prime is 9228907. The next prime is 9228937. The reversal of 9228912 is 2198229.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40543 + ... + 40769.

Almost surely, 2^9228912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9228912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15040704).

9228912 is an abundant number, since it is smaller than the sum of its proper divisors (20852496).

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

9228912 is a wasteful number, since it uses less digits than its factorization.

9228912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 250 counting only the distinct ones).

The product of its digits is 5184, while the sum is 33.

The square root of 9228912 is about 3037.9124411345. The cubic root of 9228912 is about 209.7571796556.

The spelling of 9228912 in words is "nine million, two hundred twenty-eight thousand, nine hundred twelve".