9213028 has 24 divisors (see below), whose sum is σ = 18021024. Its totient is φ = 4084800.

The previous prime is 9213023. The next prime is 9213047. The reversal of 9213028 is 8203129.

It is a junction number, because it is equal to n+sod(n) for n = 9212993 and 9213011.

It is not an unprimeable number, because it can be changed into a prime (9213023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750 + ... + 4357.

It is an arithmetic number, because the mean of its divisors is an integer number (750876).

Almost surely, 2^9213028 is an apocalyptic number.

It is an amenable number.

9213028 is a deficient number, since it is larger than the sum of its proper divisors (8807996).

9213028 is a wasteful number, since it uses less digits than its factorization.

9213028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5163 (or 5161 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 9213028 is about 3035.2970200625. The cubic root of 9213028 is about 209.6367719510.

The spelling of 9213028 in words is "nine million, two hundred thirteen thousand, twenty-eight".