852064919 has 4 divisors (see below), whose sum is σ = 853905696. Its totient is φ = 850224144.

The previous prime is 852064901. The next prime is 852064949. The reversal of 852064919 is 919460258.

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 852064919 - 2²⁰ = 851016343 is a prime.

It is a super-2 number, since 2×852064919² = 1452029252380953122, which contains 22 as substring.

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 852064919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852064949) 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, 919694 + ... + 920619.

It is an arithmetic number, because the mean of its divisors is an integer number (213476424).

Almost surely, 2^852064919 is an apocalyptic number.

852064919 is a deficient number, since it is larger than the sum of its proper divisors (1840777).

852064919 is a wasteful number, since it uses less digits than its factorization.

852064919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840776.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 852064919 is about 29190.1510616167. The cubic root of 852064919 is about 948.0346883133.

The spelling of 852064919 in words is "eight hundred fifty-two million, sixty-four thousand, nine hundred nineteen".