86487 has 8 divisors (see below), whose sum is σ = 116736. Its totient is φ = 56952.

The previous prime is 86477. The next prime is 86491. The reversal of 86487 is 78468.

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

It is not a de Polignac number, because 86487 - 2⁶ = 86423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268 + ... + 494.

It is an arithmetic number, because the mean of its divisors is an integer number (14592).

2⁸⁶⁴⁸⁷ is an apocalyptic number.

86487 is a deficient number, since it is larger than the sum of its proper divisors (30249).

86487 is a wasteful number, since it uses less digits than its factorization.

86487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357.

The product of its digits is 10752, while the sum is 33.

The square root of 86487 is about 294.0867219036. The cubic root of 86487 is about 44.2232114662.

The spelling of 86487 in words is "eighty-six thousand, four hundred eighty-seven".