86316278 has 8 divisors (see below), whose sum is σ = 136288920. Its totient is φ = 40886640.

The previous prime is 86316239. The next prime is 86316287. The reversal of 86316278 is 87261368.

It is a happy number.

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

It is a Curzon number.

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, 1135703 + ... + 1135778.

It is an arithmetic number, because the mean of its divisors is an integer number (17036115).

Almost surely, 2^86316278 is an apocalyptic number.

86316278 is a deficient number, since it is larger than the sum of its proper divisors (49972642).

86316278 is a wasteful number, since it uses less digits than its factorization.

86316278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271502.

The product of its digits is 96768, while the sum is 41.

The square root of 86316278 is about 9290.6554128328. The cubic root of 86316278 is about 441.9409399463.

The spelling of 86316278 in words is "eighty-six million, three hundred sixteen thousand, two hundred seventy-eight".