866014 has 8 divisors (see below), whose sum is σ = 1375488. Its totient is φ = 407520.

The previous prime is 866011. The next prime is 866029. The reversal of 866014 is 410668.

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

It is a self number, because there is not a number n which added to its sum of digits gives 866014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12702 + ... + 12769.

It is an arithmetic number, because the mean of its divisors is an integer number (171936).

2⁸⁶⁶⁰¹⁴ is an apocalyptic number.

866014 is a deficient number, since it is larger than the sum of its proper divisors (509474).

866014 is a wasteful number, since it uses less digits than its factorization.

866014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25490.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 866014 is about 930.5987320000. The cubic root of 866014 is about 95.3180109149.

The spelling of 866014 in words is "eight hundred sixty-six thousand, fourteen".