852957522 has 48 divisors (see below), whose sum is σ = 1944378072. Its totient is φ = 269879040.

The previous prime is 852957509. The next prime is 852957533. The reversal of 852957522 is 225759258.

852957522 is a `hidden beast` number, since 8 + 52 + 9 + 575 + 22 = 666.

852957522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 808321761 + 44635761 = 28431^2 + 6681^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11688 + ... + 42924.

Almost surely, 2^852957522 is an apocalyptic number.

852957522 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 852957522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (972189036).

852957522 is an abundant number, since it is smaller than the sum of its proper divisors (1091420550).

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

852957522 is a wasteful number, since it uses less digits than its factorization.

852957522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31323 (or 31320 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 852957522 is about 29205.4365144574. The cubic root of 852957522 is about 948.3656189999.

The spelling of 852957522 in words is "eight hundred fifty-two million, nine hundred fifty-seven thousand, five hundred twenty-two".