85619112 has 64 divisors (see below), whose sum is σ = 219360960. Its totient is φ = 27840000.

The previous prime is 85619081. The next prime is 85619129. The reversal of 85619112 is 21191658.

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, 340987 + ... + 341237.

It is an arithmetic number, because the mean of its divisors is an integer number (3427515).

Almost surely, 2^85619112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85619112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109680480).

85619112 is an abundant number, since it is smaller than the sum of its proper divisors (133741848).

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

85619112 is a wasteful number, since it uses less digits than its factorization.

85619112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 550 counting only the distinct ones).

The product of its digits is 4320, while the sum is 33.

The square root of 85619112 is about 9253.0596020992. The cubic root of 85619112 is about 440.7478878407.

The spelling of 85619112 in words is "eighty-five million, six hundred nineteen thousand, one hundred twelve".