852565166 has 4 divisors (see below), whose sum is σ = 1278847752. Its totient is φ = 426282582.

The previous prime is 852565159. The next prime is 852565183. The reversal of 852565166 is 661565258.

852565166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213141290 + ... + 213141293.

It is an arithmetic number, because the mean of its divisors is an integer number (319711938).

Almost surely, 2^852565166 is an apocalyptic number.

852565166 is a deficient number, since it is larger than the sum of its proper divisors (426282586).

852565166 is a wasteful number, since it uses less digits than its factorization.

852565166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426282585.

The product of its digits is 432000, while the sum is 44.

The square root of 852565166 is about 29198.7185677728. The cubic root of 852565166 is about 948.2201822890.

The spelling of 852565166 in words is "eight hundred fifty-two million, five hundred sixty-five thousand, one hundred sixty-six".