86545 has 8 divisors (see below), whose sum is σ = 109440. Its totient is φ = 65520.

The previous prime is 86539. The next prime is 86561. The reversal of 86545 is 54568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86545 - 2¹⁵ = 53777 is a prime.

86545 is a lucky number.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 550.

It is an arithmetic number, because the mean of its divisors is an integer number (13680).

2⁸⁶⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

86545 is a deficient number, since it is larger than the sum of its proper divisors (22895).

86545 is a wasteful number, since it uses less digits than its factorization.

86545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935.

The product of its digits is 4800, while the sum is 28.

The square root of 86545 is about 294.1853157450. The cubic root of 86545 is about 44.2330949288.

The spelling of 86545 in words is "eighty-six thousand, five hundred forty-five".