852915847 has 16 divisors (see below), whose sum is σ = 996364800. Its totient is φ = 715004640.

The previous prime is 852915809. The next prime is 852915881. The reversal of 852915847 is 748519258.

It is a happy number.

It is not a de Polignac number, because 852915847 - 2¹⁹ = 852391559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 852915847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852915887) 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 15 ways as a sum of consecutive naturals, for example, 70854 + ... + 82012.

It is an arithmetic number, because the mean of its divisors is an integer number (62272800).

Almost surely, 2^852915847 is an apocalyptic number.

852915847 is a deficient number, since it is larger than the sum of its proper divisors (143448953).

852915847 is a wasteful number, since it uses less digits than its factorization.

852915847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11406.

The product of its digits is 806400, while the sum is 49.

The square root of 852915847 is about 29204.7230255656. The cubic root of 852915847 is about 948.3501732206.

The spelling of 852915847 in words is "eight hundred fifty-two million, nine hundred fifteen thousand, eight hundred forty-seven".