852566422 has 16 divisors (see below), whose sum is σ = 1369295280. Its totient is φ = 396698368.

The previous prime is 852566413. The next prime is 852566441. The reversal of 852566422 is 224665258.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 137848 + ... + 143899.

It is an arithmetic number, because the mean of its divisors is an integer number (85580955).

Almost surely, 2^852566422 is an apocalyptic number.

852566422 is a deficient number, since it is larger than the sum of its proper divisors (516728858).

852566422 is a wasteful number, since it uses less digits than its factorization.

852566422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281855.

The product of its digits is 230400, while the sum is 40.

The square root of 852566422 is about 29198.7400755581. The cubic root of 852566422 is about 948.2206479285.

It can be divided in two parts, 8525 and 66422, that added together give a palindrome (74947).

The spelling of 852566422 in words is "eight hundred fifty-two million, five hundred sixty-six thousand, four hundred twenty-two".