85571376 has 80 divisors (see below), whose sum is σ = 246829440. Its totient is φ = 25320960.

The previous prime is 85571359. The next prime is 85571399. The reversal of 85571376 is 67317558.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20820 + ... + 24588.

It is an arithmetic number, because the mean of its divisors is an integer number (3085368).

Almost surely, 2^85571376 is an apocalyptic number.

85571376 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85571376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123414720).

85571376 is an abundant number, since it is smaller than the sum of its proper divisors (161258064).

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

85571376 is a wasteful number, since it uses less digits than its factorization.

85571376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3834 (or 3828 counting only the distinct ones).

The product of its digits is 176400, while the sum is 42.

The square root of 85571376 is about 9250.4797713416. The cubic root of 85571376 is about 440.6659612240.

The spelling of 85571376 in words is "eighty-five million, five hundred seventy-one thousand, three hundred seventy-six".