2327681872 has 40 divisors (see below), whose sum is σ = 4672812032. Its totient is φ = 1122076800.

The previous prime is 2327681861. The next prime is 2327681879. The reversal of 2327681872 is 2781867232.

2327681872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2327681879) 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, 125758 + ... + 143074.

Almost surely, 2^2327681872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2327681872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2336406016).

2327681872 is an abundant number, since it is smaller than the sum of its proper divisors (2345130160).

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

2327681872 is a wasteful number, since it uses less digits than its factorization.

2327681872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17627 (or 17621 counting only the distinct ones).

The product of its digits is 451584, while the sum is 46.

The square root of 2327681872 is about 48246.0555071604. The cubic root of 2327681872 is about 1325.2807041687.

The spelling of 2327681872 in words is "two billion, three hundred twenty-seven million, six hundred eighty-one thousand, eight hundred seventy-two".