2322821812 has 12 divisors (see below), whose sum is σ = 4070982916. Its totient is φ = 1159683840.

The previous prime is 2322821797. The next prime is 2322821857. The reversal of 2322821812 is 2181282232.

2322821812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1351003536 + 971818276 = 36756^2 + 31174^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428739 + ... + 434122.

Almost surely, 2^2322821812 is an apocalyptic number.

It is an amenable number.

2322821812 is a deficient number, since it is larger than the sum of its proper divisors (1748161104).

2322821812 is a wasteful number, since it uses less digits than its factorization.

2322821812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863538 (or 863536 counting only the distinct ones).

The product of its digits is 6144, while the sum is 31.

The square root of 2322821812 is about 48195.6617549754. The cubic root of 2322821812 is about 1324.3576926249.

The spelling of 2322821812 in words is "two billion, three hundred twenty-two million, eight hundred twenty-one thousand, eight hundred twelve".