866068 has 12 divisors (see below), whose sum is σ = 1732192. Its totient is φ = 371160.

The previous prime is 866057. The next prime is 866081. The reversal of 866068 is 860668.

It is a happy number.

866068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

866068 is an admirable number.

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, 15438 + ... + 15493.

2⁸⁶⁶⁰⁶⁸ is an apocalyptic number.

It is an amenable number.

866068 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.

866068 is a wasteful number, since it uses less digits than its factorization.

866068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30942 (or 30940 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 866068 is about 930.6277451269. The cubic root of 866068 is about 95.3199920475.

The spelling of 866068 in words is "eight hundred sixty-six thousand, sixty-eight".