9228447 has 6 divisors (see below), whose sum is σ = 13329992. Its totient is φ = 6152292.

The previous prime is 9228419. The next prime is 9228449. The reversal of 9228447 is 7448229.

9228447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9228447 - 2⁶ = 9228383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9228449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 512683 + ... + 512700.

Almost surely, 2^9228447 is an apocalyptic number.

9228447 is a deficient number, since it is larger than the sum of its proper divisors (4101545).

9228447 is a wasteful number, since it uses less digits than its factorization.

9228447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025389 (or 1025386 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 9228447 is about 3037.8359073525. The cubic root of 9228447 is about 209.7536567150.

The spelling of 9228447 in words is "nine million, two hundred twenty-eight thousand, four hundred forty-seven".