860671 has 4 divisors (see below), whose sum is σ = 983632. Its totient is φ = 737712.

The previous prime is 860663. The next prime is 860689. The reversal of 860671 is 176068.

860671 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 860671 - 2³ = 860663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860641) 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, 61470 + ... + 61483.

It is an arithmetic number, because the mean of its divisors is an integer number (245908).

2⁸⁶⁰⁶⁷¹ is an apocalyptic number.

860671 is a deficient number, since it is larger than the sum of its proper divisors (122961).

860671 is a wasteful number, since it uses less digits than its factorization.

860671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122960.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 860671 is about 927.7235579633. The cubic root of 860671 is about 95.1215802549.

It can be divided in two parts, 86067 and 1, that added together give a palindrome (86068).

The spelling of 860671 in words is "eight hundred sixty thousand, six hundred seventy-one".