11821882 has 8 divisors (see below), whose sum is σ = 17997696. Its totient is φ = 5822652.

The previous prime is 11821877. The next prime is 11821883. The reversal of 11821882 is 28812811.

It is a happy number.

11821882 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11821883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43978 + ... + 44245.

It is an arithmetic number, because the mean of its divisors is an integer number (2249712).

Almost surely, 2^11821882 is an apocalyptic number.

11821882 is a deficient number, since it is larger than the sum of its proper divisors (6175814).

11821882 is an equidigital number, since it uses as much as digits as its factorization.

11821882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88292.

The product of its digits is 2048, while the sum is 31.

The square root of 11821882 is about 3438.2963804768. The cubic root of 11821882 is about 227.8044517025.

The spelling of 11821882 in words is "eleven million, eight hundred twenty-one thousand, eight hundred eighty-two".