86215258 has 8 divisors (see below), whose sum is σ = 132330528. Its totient is φ = 42105084.

The previous prime is 86215219. The next prime is 86215303. The reversal of 86215258 is 85251268.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501166 + ... + 501337.

It is an arithmetic number, because the mean of its divisors is an integer number (16541316).

Almost surely, 2^86215258 is an apocalyptic number.

86215258 is a deficient number, since it is larger than the sum of its proper divisors (46115270).

86215258 is a wasteful number, since it uses less digits than its factorization.

86215258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002548.

The product of its digits is 38400, while the sum is 37.

The square root of 86215258 is about 9285.2171757046. The cubic root of 86215258 is about 441.7684645539.

The spelling of 86215258 in words is "eighty-six million, two hundred fifteen thousand, two hundred fifty-eight".