2133214644 has 48 divisors (see below), whose sum is σ = 5434027200. Its totient is φ = 645949440.

The previous prime is 2133214609. The next prime is 2133214729. The reversal of 2133214644 is 4464123312.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199252 + ... + 209684.

It is an arithmetic number, because the mean of its divisors is an integer number (113208900).

Almost surely, 2^2133214644 is an apocalyptic number.

It is an amenable number.

2133214644 is an abundant number, since it is smaller than the sum of its proper divisors (3300812556).

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

2133214644 is a wasteful number, since it uses less digits than its factorization.

2133214644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12000 (or 11998 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 2133214644 is about 46186.7366675759. The cubic root of 2133214644 is about 1287.2953054290.

Adding to 2133214644 its reverse (4464123312), we get a palindrome (6597337956).

The spelling of 2133214644 in words is "two billion, one hundred thirty-three million, two hundred fourteen thousand, six hundred forty-four".