9231628 has 24 divisors (see below), whose sum is σ = 19101600. Its totient is φ = 3819648.

The previous prime is 9231623. The next prime is 9231631. The reversal of 9231628 is 8261329.

It is a self number, because there is not a number n which added to its sum of digits gives 9231628.

It is not an unprimeable number, because it can be changed into a prime (9231623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4873 + ... + 6496.

It is an arithmetic number, because the mean of its divisors is an integer number (795900).

Almost surely, 2^9231628 is an apocalyptic number.

It is an amenable number.

9231628 is an abundant number, since it is smaller than the sum of its proper divisors (9869972).

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

9231628 is a wasteful number, since it uses less digits than its factorization.

9231628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11409 (or 11407 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 9231628 is about 3038.3594257428. The cubic root of 9231628 is about 209.7777542955. Note that the first 4 decimals are identical.

Subtracting from 9231628 its reverse (8261329), we obtain a cube (970299 = 99³).

The spelling of 9231628 in words is "nine million, two hundred thirty-one thousand, six hundred twenty-eight".