866150 has 24 divisors (see below), whose sum is σ = 1707480. Its totient is φ = 325760.

The previous prime is 866123. The next prime is 866161. The reversal of 866150 is 51668.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341 + ... + 1359.

It is an arithmetic number, because the mean of its divisors is an integer number (71145).

2⁸⁶⁶¹⁵⁰ is an apocalyptic number.

866150 is a deficient number, since it is larger than the sum of its proper divisors (841330).

866150 is a wasteful number, since it uses less digits than its factorization.

866150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 866150 is about 930.6718003679. The cubic root of 866150 is about 95.3230002765.

The spelling of 866150 in words is "eight hundred sixty-six thousand, one hundred fifty".