85862559 has 4 divisors (see below), whose sum is σ = 114483416. Its totient is φ = 57241704.

The previous prime is 85862537. The next prime is 85862573. The reversal of 85862559 is 95526858.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 85862559 - 2⁹ = 85862047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85860559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14310424 + ... + 14310429.

It is an arithmetic number, because the mean of its divisors is an integer number (28620854).

Almost surely, 2^85862559 is an apocalyptic number.

85862559 is a deficient number, since it is larger than the sum of its proper divisors (28620857).

85862559 is a wasteful number, since it uses less digits than its factorization.

85862559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28620856.

The product of its digits is 864000, while the sum is 48.

The square root of 85862559 is about 9266.2052103329. The cubic root of 85862559 is about 441.1652292968.

The spelling of 85862559 in words is "eighty-five million, eight hundred sixty-two thousand, five hundred fifty-nine".