11985852 has 24 divisors (see below), whose sum is σ = 29183616. Its totient is φ = 3821488.

The previous prime is 11985847. The next prime is 11985859. The reversal of 11985852 is 25858911.

It is a self number, because there is not a number n which added to its sum of digits gives 11985852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11985859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21438 + ... + 21989.

It is an arithmetic number, because the mean of its divisors is an integer number (1215984).

Almost surely, 2^11985852 is an apocalyptic number.

11985852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11985852 is an abundant number, since it is smaller than the sum of its proper divisors (17197764).

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

11985852 is a wasteful number, since it uses less digits than its factorization.

11985852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43457 (or 43455 counting only the distinct ones).

The product of its digits is 28800, while the sum is 39.

The square root of 11985852 is about 3462.0589249751. The cubic root of 11985852 is about 228.8528385880.

The spelling of 11985852 in words is "eleven million, nine hundred eighty-five thousand, eight hundred fifty-two".