86855996 has 12 divisors (see below), whose sum is σ = 153393240. Its totient is φ = 43029360.

The previous prime is 86855987. The next prime is 86856023. The reversal of 86855996 is 69955868.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99170 + ... + 100041.

It is an arithmetic number, because the mean of its divisors is an integer number (12782770).

Almost surely, 2^86855996 is an apocalyptic number.

It is an amenable number.

86855996 is a deficient number, since it is larger than the sum of its proper divisors (66537244).

86855996 is a wasteful number, since it uses less digits than its factorization.

86855996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199324 (or 199322 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 56.

The square root of 86855996 is about 9319.6564314357. The cubic root of 86855996 is about 442.8601487730.

The spelling of 86855996 in words is "eighty-six million, eight hundred fifty-five thousand, nine hundred ninety-six".