8657648 has 20 divisors (see below), whose sum is σ = 16867968. Its totient is φ = 4304640.

The previous prime is 8657639. The next prime is 8657651. The reversal of 8657648 is 8467568.

It is a junction number, because it is equal to n+sod(n) for n = 8657599 and 8657608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1640 + ... + 4472.

Almost surely, 2^8657648 is an apocalyptic number.

It is an amenable number.

8657648 is a deficient number, since it is larger than the sum of its proper divisors (8210320).

8657648 is a wasteful number, since it uses less digits than its factorization.

8657648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032 (or 3026 counting only the distinct ones).

The product of its digits is 322560, while the sum is 44.

The square root of 8657648 is about 2942.3881457075. The cubic root of 8657648 is about 205.3367299526.

The spelling of 8657648 in words is "eight million, six hundred fifty-seven thousand, six hundred forty-eight".