86100855 has 16 divisors (see below), whose sum is σ = 142512480. Its totient is φ = 44336768.

The previous prime is 86100827. The next prime is 86100863. The reversal of 86100855 is 55800168.

It is a cyclic number.

It is not a de Polignac number, because 86100855 - 2⁵ = 86100823 is a prime.

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, 98532 + ... + 99401.

It is an arithmetic number, because the mean of its divisors is an integer number (8907030).

Almost surely, 2^86100855 is an apocalyptic number.

86100855 is a deficient number, since it is larger than the sum of its proper divisors (56411625).

86100855 is a wasteful number, since it uses less digits than its factorization.

86100855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197970.

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 86100855 is about 9279.0546393477. The cubic root of 86100855 is about 441.5729770815.

The spelling of 86100855 in words is "eighty-six million, one hundred thousand, eight hundred fifty-five".