86158258 has 8 divisors (see below), whose sum is σ = 129651228. Its totient is φ = 42941184.

The previous prime is 86158243. The next prime is 86158277. The reversal of 86158258 is 85285168.

It can be written as a sum of positive squares in 2 ways, for example, as 85507009 + 651249 = 9247^2 + 807^2 .

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

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, 68191 + ... + 69442.

Almost surely, 2^86158258 is an apocalyptic number.

86158258 is a deficient number, since it is larger than the sum of its proper divisors (43492970).

86158258 is a wasteful number, since it uses less digits than its factorization.

86158258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137948.

The product of its digits is 153600, while the sum is 43.

The square root of 86158258 is about 9282.1472731260. The cubic root of 86158258 is about 441.6710867640.

The spelling of 86158258 in words is "eighty-six million, one hundred fifty-eight thousand, two hundred fifty-eight".