86015 has 4 divisors (see below), whose sum is σ = 103224. Its totient is φ = 68808.
The previous prime is 86011. The next prime is 86017. The reversal of 86015 is 51068.
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 86015 - 22 = 86011 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a plaindrome in base 8, base 14 and base 16.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 86015.
It is not an unprimeable number, because it can be changed into a prime (86011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8597 + ... + 8606.
It is an arithmetic number, because the mean of its divisors is an integer number (25806).
286015 is an apocalyptic number.
86015 is a deficient number, since it is larger than the sum of its proper divisors (17209).
86015 is a wasteful number, since it uses less digits than its factorization.
86015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17208.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 86015 is about 293.2831396450. The cubic root of 86015 is about 44.1426157572.
The spelling of 86015 in words is "eighty-six thousand, fifteen".
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