9229872 has 40 divisors (see below), whose sum is σ = 24492976. Its totient is φ = 2992896.

The previous prime is 9229823. The next prime is 9229889. The reversal of 9229872 is 2789229.

It is a self number, because there is not a number n which added to its sum of digits gives 9229872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823 + ... + 4374.

Almost surely, 2^9229872 is an apocalyptic number.

It is an amenable number.

9229872 is an abundant number, since it is smaller than the sum of its proper divisors (15263104).

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

9229872 is a wasteful number, since it uses less digits than its factorization.

9229872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5245 (or 5239 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 9229872 is about 3038.0704402630. The cubic root of 9229872 is about 209.7644524490.

It can be divided in two parts, 9229 and 872, that added together give a palindrome (10101).

The spelling of 9229872 in words is "nine million, two hundred twenty-nine thousand, eight hundred seventy-two".