860016 has 80 divisors (see below), whose sum is σ = 2499840. Its totient is φ = 253440.

The previous prime is 860011. The next prime is 860029. The reversal of 860016 is 610068.

860016 is a nontrivial binomial coefficient, being equal to C(1312, 2).

It is a junction number, because it is equal to n+sod(n) for n = 859974 and 860001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860011) by changing a digit.

860016 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20956 + ... + 20996.

It is an arithmetic number, because the mean of its divisors is an integer number (31248).

2⁸⁶⁰⁰¹⁶ is an apocalyptic number.

860016 is the 1311-st triangular number and also the 656-th hexagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1249920).

860016 is an abundant number, since it is smaller than the sum of its proper divisors (1639824).

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

860016 is a wasteful number, since it uses less digits than its factorization.

860016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 860016 is about 927.3704761313. The cubic root of 860016 is about 95.0974438749.

The spelling of 860016 in words is "eight hundred sixty thousand, sixteen".