85756244 has 12 divisors (see below), whose sum is σ = 171512544. Its totient is φ = 36752664.

The previous prime is 85756241. The next prime is 85756303. The reversal of 85756244 is 44265758.

85756244 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85756241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1531334 + ... + 1531389.

It is an arithmetic number, because the mean of its divisors is an integer number (14292712).

Almost surely, 2^85756244 is an apocalyptic number.

It is an amenable number.

85756244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

85756244 is a wasteful number, since it uses less digits than its factorization.

85756244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062734 (or 3062732 counting only the distinct ones).

The product of its digits is 268800, while the sum is 41.

The square root of 85756244 is about 9260.4667268988. The cubic root of 85756244 is about 440.9830705327.

The spelling of 85756244 in words is "eighty-five million, seven hundred fifty-six thousand, two hundred forty-four".