86421174 has 32 divisors (see below), whose sum is σ = 198187776. Its totient is φ = 24610080.

The previous prime is 86421163. The next prime is 86421187. The reversal of 86421174 is 47112468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10069 + ... + 16559.

It is an arithmetic number, because the mean of its divisors is an integer number (6193368).

Almost surely, 2^86421174 is an apocalyptic number.

86421174 is an abundant number, since it is smaller than the sum of its proper divisors (111766602).

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

86421174 is a wasteful number, since it uses less digits than its factorization.

86421174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6820.

The product of its digits is 10752, while the sum is 33.

The square root of 86421174 is about 9296.2989409765. The cubic root of 86421174 is about 442.1198906292.

The spelling of 86421174 in words is "eighty-six million, four hundred twenty-one thousand, one hundred seventy-four".