2081443232 has 24 divisors (see below), whose sum is σ = 4470373152. Its totient is φ = 946110400.

The previous prime is 2081443153. The next prime is 2081443237. The reversal of 2081443232 is 2323441802.

It is a junction number, because it is equal to n+sod(n) for n = 2081443195 and 2081443204.

It is not an unprimeable number, because it can be changed into a prime (2081443237) 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, 2956244 + ... + 2956947.

It is an arithmetic number, because the mean of its divisors is an integer number (186265548).

Almost surely, 2^2081443232 is an apocalyptic number.

2081443232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2081443232 is an abundant number, since it is smaller than the sum of its proper divisors (2388929920).

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

2081443232 is a wasteful number, since it uses less digits than its factorization.

2081443232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913212 (or 5913204 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 2081443232 is about 45622.8367377567. The cubic root of 2081443232 is about 1276.7960297969.

It can be divided in two parts, 20814 and 43232, that added together give a palindrome (64046).

The spelling of 2081443232 in words is "two billion, eighty-one million, four hundred forty-three thousand, two hundred thirty-two".