2814221828 has 24 divisors (see below), whose sum is σ = 5557870080. Its totient is φ = 1235081120.

The previous prime is 2814221801. The next prime is 2814221843. The reversal of 2814221828 is 8281224182.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2814221791 and 2814221800.

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 7 ways as a sum of consecutive naturals, for example, 1101476 + ... + 1104027.

It is an arithmetic number, because the mean of its divisors is an integer number (231577920).

Almost surely, 2^2814221828 is an apocalyptic number.

It is an amenable number.

2814221828 is a deficient number, since it is larger than the sum of its proper divisors (2743648252).

2814221828 is a wasteful number, since it uses less digits than its factorization.

2814221828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205547 (or 2205545 counting only the distinct ones).

The product of its digits is 32768, while the sum is 38.

The square root of 2814221828 is about 53049.2396552486. The cubic root of 2814221828 is about 1411.8420382804.

The spelling of 2814221828 in words is "two billion, eight hundred fourteen million, two hundred twenty-one thousand, eight hundred twenty-eight".