852528445 has 4 divisors (see below), whose sum is σ = 1023034140. Its totient is φ = 682022752.

The previous prime is 852528431. The next prime is 852528493. The reversal of 852528445 is 544825258.

852528445 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 can be written as a sum of positive squares in 2 ways, for example, as 195272676 + 657255769 = 13974^2 + 25637^2 .

It is a cyclic number.

It is not a de Polignac number, because 852528445 - 2⁷ = 852528317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85252840 + ... + 85252849.

It is an arithmetic number, because the mean of its divisors is an integer number (255758535).

Almost surely, 2^852528445 is an apocalyptic number.

It is an amenable number.

852528445 is a deficient number, since it is larger than the sum of its proper divisors (170505695).

852528445 is a wasteful number, since it uses less digits than its factorization.

852528445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170505694.

The product of its digits is 512000, while the sum is 43.

The square root of 852528445 is about 29198.0897491600. The cubic root of 852528445 is about 948.2065684349.

The spelling of 852528445 in words is "eight hundred fifty-two million, five hundred twenty-eight thousand, four hundred forty-five".