9825855252 has 96 divisors (see below), whose sum is σ = 23657961600. Its totient is φ = 3172933632.

The previous prime is 9825855167. The next prime is 9825855257. The reversal of 9825855252 is 2525585289.

It is a junction number, because it is equal to n+sod(n) for n = 9825855195 and 9825855204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9825855257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25259074 + ... + 25259462.

It is an arithmetic number, because the mean of its divisors is an integer number (246437100).

Almost surely, 2^9825855252 is an apocalyptic number.

It is an amenable number.

9825855252 is an abundant number, since it is smaller than the sum of its proper divisors (13832106348).

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

9825855252 is a wasteful number, since it uses less digits than its factorization.

9825855252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905 (or 903 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 51.

The square root of 9825855252 is about 99125.4520897635. The cubic root of 9825855252 is about 2141.8552674079.

The spelling of 9825855252 in words is "nine billion, eight hundred twenty-five million, eight hundred fifty-five thousand, two hundred fifty-two".