9206728 has 16 divisors (see below), whose sum is σ = 17297280. Its totient is φ = 4594128.

The previous prime is 9206723. The next prime is 9206731. The reversal of 9206728 is 8276029.

9206728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9206693 and 9206702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9206723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025 + ... + 6607.

It is an arithmetic number, because the mean of its divisors is an integer number (1081080).

Almost surely, 2^9206728 is an apocalyptic number.

It is an amenable number.

9206728 is a deficient number, since it is larger than the sum of its proper divisors (8090552).

9206728 is a wasteful number, since it uses less digits than its factorization.

9206728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316 (or 2312 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 9206728 is about 3034.2590528826. The cubic root of 9206728 is about 209.5889768497.

The spelling of 9206728 in words is "nine million, two hundred six thousand, seven hundred twenty-eight".