84868164 has 36 divisors (see below), whose sum is σ = 217120176. Its totient is φ = 27947568.

The previous prime is 84868159. The next prime is 84868177. The reversal of 84868164 is 46186848.

84868164 is a `hidden beast` number, since 8 + 486 + 8 + 164 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 11214 + ... + 17189.

It is an arithmetic number, because the mean of its divisors is an integer number (6031116).

Almost surely, 2^84868164 is an apocalyptic number.

It is an amenable number.

84868164 is an abundant number, since it is smaller than the sum of its proper divisors (132252012).

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

84868164 is a wasteful number, since it uses less digits than its factorization.

84868164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28496 (or 28491 counting only the distinct ones).

The product of its digits is 294912, while the sum is 45.

The square root of 84868164 is about 9212.3918718213. The cubic root of 84868164 is about 439.4555317719.

The spelling of 84868164 in words is "eighty-four million, eight hundred sixty-eight thousand, one hundred sixty-four".