7698668 has 12 divisors (see below), whose sum is σ = 13530720. Its totient is φ = 3832752.

The previous prime is 7698643. The next prime is 7698679. The reversal of 7698668 is 8668967.

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, 3071 + ... + 4982.

It is an arithmetic number, because the mean of its divisors is an integer number (1127560).

Almost surely, 2^7698668 is an apocalyptic number.

It is an amenable number.

7698668 is a deficient number, since it is larger than the sum of its proper divisors (5832052).

7698668 is a wasteful number, since it uses less digits than its factorization.

7698668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8296 (or 8294 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 7698668 is about 2774.6473649817. The cubic root of 7698668 is about 197.4566950934.

Subtracting 7698668 from its reverse (8668967), we obtain a cube (970299 = 99³).

The spelling of 7698668 in words is "seven million, six hundred ninety-eight thousand, six hundred sixty-eight".