86536986 has 16 divisors (see below), whose sum is σ = 179042400. Its totient is φ = 27850928.

The previous prime is 86536981. The next prime is 86537023. The reversal of 86536986 is 68963568.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86536981) 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, 248496 + ... + 248843.

It is an arithmetic number, because the mean of its divisors is an integer number (11190150).

Almost surely, 2^86536986 is an apocalyptic number.

86536986 is an abundant number, since it is smaller than the sum of its proper divisors (92505414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86536986 is a wasteful number, since it uses less digits than its factorization.

86536986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497373.

The product of its digits is 1866240, while the sum is 51.

The square root of 86536986 is about 9302.5257860433. The cubic root of 86536986 is about 442.3172956992.

The spelling of 86536986 in words is "eighty-six million, five hundred thirty-six thousand, nine hundred eighty-six".