85994885 has 16 divisors (see below), whose sum is σ = 105753600. Its totient is φ = 67104960.

The previous prime is 85994879. The next prime is 85994911. The reversal of 85994885 is 58849958.

It is not a de Polignac number, because 85994885 - 2⁴ = 85994869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85994885.

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, 49766 + ... + 51464.

It is an arithmetic number, because the mean of its divisors is an integer number (6609600).

Almost surely, 2^85994885 is an apocalyptic number.

It is an amenable number.

85994885 is a deficient number, since it is larger than the sum of its proper divisors (19758715).

85994885 is a wasteful number, since it uses less digits than its factorization.

85994885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948.

The product of its digits is 4147200, while the sum is 56.

The square root of 85994885 is about 9273.3427090775. The cubic root of 85994885 is about 441.3917450492.

The spelling of 85994885 in words is "eighty-five million, nine hundred ninety-four thousand, eight hundred eighty-five".