860161 has 8 divisors (see below), whose sum is σ = 892800. Its totient is φ = 828240.
The previous prime is 860143. The next prime is 860239. The reversal of 860161 is 161068.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 860161 - 211 = 858113 is a prime.
It is a Duffinian number.
860161 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (860861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3480 + ... + 3718.
It is an arithmetic number, because the mean of its divisors is an integer number (111600).
It is a Proth number, since it is equal to 105 ⋅ 213 + 1 and 105 < 213.
2860161 is an apocalyptic number.
It is an amenable number.
860161 is a deficient number, since it is larger than the sum of its proper divisors (32639).
860161 is a wasteful number, since it uses less digits than its factorization.
860161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 359.
The product of its (nonzero) digits is 288, while the sum is 22.
The square root of 860161 is about 927.4486508697. The cubic root of 860161 is about 95.1027880989.
The spelling of 860161 in words is "eight hundred sixty thousand, one hundred sixty-one".
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