866360 has 48 divisors (see below), whose sum is σ = 2154600. Its totient is φ = 313280.

The previous prime is 866353. The next prime is 866389. The reversal of 866360 is 63668.

It is a congruent number.

It is an unprimeable number.

866360 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4751 + ... + 4929.

2⁸⁶⁶³⁶⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 866360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1077300).

866360 is an abundant number, since it is smaller than the sum of its proper divisors (1288240).

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

866360 is a wasteful number, since it uses less digits than its factorization.

866360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 866360 is about 930.7846152575. The cubic root of 866360 is about 95.3307034120.

It can be divided in two parts, 86 and 6360, that added together give a palindrome (6446).

The spelling of 866360 in words is "eight hundred sixty-six thousand, three hundred sixty".