8530866 has 32 divisors (see below), whose sum is σ = 19065600. Its totient is φ = 2827440.

The previous prime is 8530849. The next prime is 8530891. The reversal of 8530866 is 6680358.

It is a self number, because there is not a number n which added to its sum of digits gives 8530866.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12576 + ... + 13236.

It is an arithmetic number, because the mean of its divisors is an integer number (595800).

Almost surely, 2^8530866 is an apocalyptic number.

8530866 is an abundant number, since it is smaller than the sum of its proper divisors (10534734).

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

8530866 is a wasteful number, since it uses less digits than its factorization.

8530866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 8530866 is about 2920.7646259156. The cubic root of 8530866 is about 204.3294848563.

The spelling of 8530866 in words is "eight million, five hundred thirty thousand, eight hundred sixty-six".