8666898 has 8 divisors (see below), whose sum is σ = 17333808. Its totient is φ = 2888964.

The previous prime is 8666891. The next prime is 8666927. The reversal of 8666898 is 8986668.

It is a sphenic number, since it is the product of 3 distinct primes.

8666898 is an admirable number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 8666898.

It is not an unprimeable number, because it can be changed into a prime (8666891) 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, 722236 + ... + 722247.

It is an arithmetic number, because the mean of its divisors is an integer number (2166726).

Almost surely, 2^8666898 is an apocalyptic number.

8666898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8666898 is a wasteful number, since it uses less digits than its factorization.

8666898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444488.

The product of its digits is 995328, while the sum is 51.

The square root of 8666898 is about 2943.9595785269. The cubic root of 8666898 is about 205.4098325133.

The spelling of 8666898 in words is "eight million, six hundred sixty-six thousand, eight hundred ninety-eight".