852687059 has 4 divisors (see below), whose sum is σ = 974499504. Its totient is φ = 730874616.

The previous prime is 852687007. The next prime is 852687083. The reversal of 852687059 is 950786258.

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

It is a cyclic number.

It is not a de Polignac number, because 852687059 - 2²⁰ = 851638483 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 852686998 and 852687016.

It is not an unprimeable number, because it can be changed into a prime (852687259) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 60906212 + ... + 60906225.

It is an arithmetic number, because the mean of its divisors is an integer number (243624876).

Almost surely, 2^852687059 is an apocalyptic number.

852687059 is a deficient number, since it is larger than the sum of its proper divisors (121812445).

852687059 is a wasteful number, since it uses less digits than its factorization.

852687059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121812444.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The square root of 852687059 is about 29200.8057936763. The cubic root of 852687059 is about 948.2653698005.

The spelling of 852687059 in words is "eight hundred fifty-two million, six hundred eighty-seven thousand, fifty-nine".