9244728 has 24 divisors (see below), whose sum is σ = 25038000. Its totient is φ = 3081552.

The previous prime is 9244681. The next prime is 9244747. The reversal of 9244728 is 8274429.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 9244692 and 9244701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64128 + ... + 64271.

It is an arithmetic number, because the mean of its divisors is an integer number (1043250).

Almost surely, 2^9244728 is an apocalyptic number.

It is an amenable number.

9244728 is an abundant number, since it is smaller than the sum of its proper divisors (15793272).

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

9244728 is a wasteful number, since it uses less digits than its factorization.

9244728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128411 (or 128404 counting only the distinct ones).

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

The square root of 9244728 is about 3040.5144301582. The cubic root of 9244728 is about 209.8769346974.

Subtracting from 9244728 its reverse (8274429), we obtain a cube (970299 = 99³).

The spelling of 9244728 in words is "nine million, two hundred forty-four thousand, seven hundred twenty-eight".