9021648 has 20 divisors (see below), whose sum is σ = 23306048. Its totient is φ = 3007200.

The previous prime is 9021647. The next prime is 9021703. The reversal of 9021648 is 8461209.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9021641) 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, 93928 + ... + 94023.

Almost surely, 2^9021648 is an apocalyptic number.

It is an amenable number.

9021648 is an abundant number, since it is smaller than the sum of its proper divisors (14284400).

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

9021648 is a wasteful number, since it uses less digits than its factorization.

9021648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187962 (or 187956 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 9021648 is about 3003.6058329947. The cubic root of 9021648 is about 208.1750252644.

It can be divided in two parts, 9021 and 648, that added together give a palindrome (9669).

The spelling of 9021648 in words is "nine million, twenty-one thousand, six hundred forty-eight".