85359894 has 24 divisors (see below), whose sum is σ = 180182520. Its totient is φ = 26955072.

The previous prime is 85359893. The next prime is 85359917. The reversal of 85359894 is 49895358.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85359893) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17539 + ... + 21870.

It is an arithmetic number, because the mean of its divisors is an integer number (7507605).

Almost surely, 2^85359894 is an apocalyptic number.

85359894 is an abundant number, since it is smaller than the sum of its proper divisors (94822626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85359894 is a wasteful number, since it uses less digits than its factorization.

85359894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39452 (or 39433 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 51.

The square root of 85359894 is about 9239.0418334371. The cubic root of 85359894 is about 440.3026395877.

The spelling of 85359894 in words is "eighty-five million, three hundred fifty-nine thousand, eight hundred ninety-four".