86684111 has 8 divisors (see below), whose sum is σ = 88265184. Its totient is φ = 85108320.

The previous prime is 86684107. The next prime is 86684119. The reversal of 86684111 is 11148668.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 86684111 - 2² = 86684107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86684119) 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, 47726 + ... + 49508.

It is an arithmetic number, because the mean of its divisors is an integer number (11033148).

Almost surely, 2^86684111 is an apocalyptic number.

86684111 is a deficient number, since it is larger than the sum of its proper divisors (1581073).

86684111 is a wasteful number, since it uses less digits than its factorization.

86684111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641.

The product of its digits is 9216, while the sum is 35.

The square root of 86684111 is about 9310.4302263644. The cubic root of 86684111 is about 442.5678209005.

The spelling of 86684111 in words is "eighty-six million, six hundred eighty-four thousand, one hundred eleven".