85191596 has 48 divisors (see below), whose sum is σ = 179558400. Its totient is φ = 35315280.

The previous prime is 85191583. The next prime is 85191599. The reversal of 85191596 is 69519158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85191599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41531 + ... + 43533.

It is an arithmetic number, because the mean of its divisors is an integer number (3740800).

Almost surely, 2^85191596 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 85191596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89779200).

85191596 is an abundant number, since it is smaller than the sum of its proper divisors (94366804).

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

85191596 is a wasteful number, since it uses less digits than its factorization.

85191596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059 (or 2043 counting only the distinct ones).

The product of its digits is 97200, while the sum is 44.

The square root of 85191596 is about 9229.9293605098. The cubic root of 85191596 is about 440.0130781237.

The spelling of 85191596 in words is "eighty-five million, one hundred ninety-one thousand, five hundred ninety-six".