86853505 has 8 divisors (see below), whose sum is σ = 105198912. Its totient is φ = 68833008.

The previous prime is 86853491. The next prime is 86853511. The reversal of 86853505 is 50535868.

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

It is a cyclic number.

It is not a de Polignac number, because 86853505 - 2¹⁵ = 86820737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80637 + ... + 81706.

It is an arithmetic number, because the mean of its divisors is an integer number (13149864).

Almost surely, 2^86853505 is an apocalyptic number.

It is an amenable number.

86853505 is a deficient number, since it is larger than the sum of its proper divisors (18345407).

86853505 is a wasteful number, since it uses less digits than its factorization.

86853505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162455.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 86853505 is about 9319.5227882119. The cubic root of 86853505 is about 442.8559150404.

The spelling of 86853505 in words is "eighty-six million, eight hundred fifty-three thousand, five hundred five".