85597050 has 96 divisors (see below), whose sum is σ = 264697344. Its totient is φ = 17784000.

The previous prime is 85597013. The next prime is 85597051. The reversal of 85597050 is 5079558.

It is not an unprimeable number, because it can be changed into a prime (85597051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7845 + ... + 15255.

It is an arithmetic number, because the mean of its divisors is an integer number (2757264).

Almost surely, 2^85597050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85597050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132348672).

85597050 is an abundant number, since it is smaller than the sum of its proper divisors (179100294).

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

85597050 is a wasteful number, since it uses less digits than its factorization.

85597050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7444 (or 7439 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 39.

The square root of 85597050 is about 9251.8673790754. The cubic root of 85597050 is about 440.7100278544.

The spelling of 85597050 in words is "eighty-five million, five hundred ninety-seven thousand, fifty".