85591167 has 8 divisors (see below), whose sum is σ = 114170160. Its totient is φ = 57036480.

The previous prime is 85591159. The next prime is 85591169. The reversal of 85591167 is 76119558.

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

It is not a de Polignac number, because 85591167 - 2³ = 85591159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85591169) 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 7 ways as a sum of consecutive naturals, for example, 5059 + ... + 14027.

It is an arithmetic number, because the mean of its divisors is an integer number (14271270).

Almost surely, 2^85591167 is an apocalyptic number.

85591167 is a deficient number, since it is larger than the sum of its proper divisors (28578993).

85591167 is a wasteful number, since it uses less digits than its factorization.

85591167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12153.

The product of its digits is 75600, while the sum is 42.

The square root of 85591167 is about 9251.5494377969. The cubic root of 85591167 is about 440.6999311026.

It can be divided in two parts, 85591 and 167, that added together give a palindrome (85758).

The spelling of 85591167 in words is "eighty-five million, five hundred ninety-one thousand, one hundred sixty-seven".