2054221304 has 16 divisors (see below), whose sum is σ = 3858714600. Its totient is φ = 1025230752.

The previous prime is 2054221297. The next prime is 2054221307. The reversal of 2054221304 is 4031224502.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2054221304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054221307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230339 + ... + 239090.

Almost surely, 2^2054221304 is an apocalyptic number.

It is an amenable number.

2054221304 is a deficient number, since it is larger than the sum of its proper divisors (1804493296).

2054221304 is a wasteful number, since it uses less digits than its factorization.

2054221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469982 (or 469978 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2054221304 is about 45323.5182217797. The cubic root of 2054221304 is about 1271.2054407146.

Adding to 2054221304 its reverse (4031224502), we get a palindrome (6085445806).

The spelling of 2054221304 in words is "two billion, fifty-four million, two hundred twenty-one thousand, three hundred four".