85187034 has 48 divisors (see below), whose sum is σ = 196717248. Its totient is φ = 26549376.

The previous prime is 85187029. The next prime is 85187041. The reversal of 85187034 is 43078158.

It is a self number, because there is not a number n which added to its sum of digits gives 85187034.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50269 + ... + 51935.

It is an arithmetic number, because the mean of its divisors is an integer number (4098276).

Almost surely, 2^85187034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85187034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98358624).

85187034 is an abundant number, since it is smaller than the sum of its proper divisors (111530214).

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

85187034 is a wasteful number, since it uses less digits than its factorization.

85187034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859 (or 1856 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 85187034 is about 9229.6822263824. The cubic root of 85187034 is about 440.0052237672.

The spelling of 85187034 in words is "eighty-five million, one hundred eighty-seven thousand, thirty-four".