8398668 has 24 divisors (see below), whose sum is σ = 19779760. Its totient is φ = 2773440.

The previous prime is 8398633. The next prime is 8398673. The reversal of 8398668 is 8668938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1903 + ... + 4518.

Almost surely, 2^8398668 is an apocalyptic number.

It is an amenable number.

8398668 is an abundant number, since it is smaller than the sum of its proper divisors (11381092).

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

8398668 is a wasteful number, since it uses less digits than its factorization.

8398668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6537 (or 6535 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 8398668 is about 2898.0455482963. The cubic root of 8398668 is about 203.2685260335.

The spelling of 8398668 in words is "eight million, three hundred ninety-eight thousand, six hundred sixty-eight".