850226585 has 16 divisors (see below), whose sum is σ = 1109641680. Its totient is φ = 621638400.

The previous prime is 850226563. The next prime is 850226591. The reversal of 850226585 is 585622058.

It can be written as a sum of positive squares in 8 ways, for example, as 41847961 + 808378624 = 6469^2 + 28432^2 .

It is not a de Polignac number, because 850226585 - 2⁸ = 850226329 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58190 + ... + 71319.

It is an arithmetic number, because the mean of its divisors is an integer number (69352605).

Almost surely, 2^850226585 is an apocalyptic number.

It is an amenable number.

850226585 is a deficient number, since it is larger than the sum of its proper divisors (259415095).

850226585 is a wasteful number, since it uses less digits than its factorization.

850226585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129628.

The product of its (nonzero) digits is 192000, while the sum is 41.

The square root of 850226585 is about 29158.6451159858. The cubic root of 850226585 is about 947.3524009916.

The spelling of 850226585 in words is "eight hundred fifty million, two hundred twenty-six thousand, five hundred eighty-five".