86087091 has 16 divisors (see below), whose sum is σ = 120946176. Its totient is φ = 54358656.

The previous prime is 86087069. The next prime is 86087107. The reversal of 86087091 is 19078068.

It is not a de Polignac number, because 86087091 - 2⁵ = 86087059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86087021) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1051 + ... + 13163.

It is an arithmetic number, because the mean of its divisors is an integer number (7559136).

Almost surely, 2^86087091 is an apocalyptic number.

86087091 is a deficient number, since it is larger than the sum of its proper divisors (34859085).

86087091 is a wasteful number, since it uses less digits than its factorization.

86087091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12242.

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 86087091 is about 9278.3129393225. The cubic root of 86087091 is about 441.5494460169.

The spelling of 86087091 in words is "eighty-six million, eighty-seven thousand, ninety-one".