852525858 has 32 divisors (see below), whose sum is σ = 1797027840. Its totient is φ = 268883280.

The previous prime is 852525853. The next prime is 852525859. The reversal of 852525858 is 858525258.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (852525851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96903 + ... + 105333.

It is an arithmetic number, because the mean of its divisors is an integer number (56157120).

Almost surely, 2^852525858 is an apocalyptic number.

852525858 is an abundant number, since it is smaller than the sum of its proper divisors (944501982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

852525858 is a wasteful number, since it uses less digits than its factorization.

852525858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9342.

The product of its digits is 1280000, while the sum is 48.

The square root of 852525858 is about 29198.0454482830. The cubic root of 852525858 is about 948.2056093221.

The spelling of 852525858 in words is "eight hundred fifty-two million, five hundred twenty-five thousand, eight hundred fifty-eight".