86704 has 10 divisors (see below), whose sum is σ = 168020. Its totient is φ = 43344.

The previous prime is 86693. The next prime is 86711. The reversal of 86704 is 40768.

It is an unprimeable number.

86704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2694 + ... + 2725.

It is an arithmetic number, because the mean of its divisors is an integer number (16802).

2⁸⁶⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

86704 is a deficient number, since it is larger than the sum of its proper divisors (81316).

86704 is a wasteful number, since it uses less digits than its factorization.

86704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5427 (or 5421 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 86704 is about 294.4554295645. The cubic root of 86704 is about 44.2601666235.

The spelling of 86704 in words is "eighty-six thousand, seven hundred four".