2243221404 has 24 divisors (see below), whose sum is σ = 5247649680. Its totient is φ = 745816704.

The previous prime is 2243221403. The next prime is 2243221429. The reversal of 2243221404 is 4041223422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243221403) by changing a digit.

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, 235609 + ... + 244944.

It is an arithmetic number, because the mean of its divisors is an integer number (218652070).

Almost surely, 2^2243221404 is an apocalyptic number.

It is an amenable number.

2243221404 is an abundant number, since it is smaller than the sum of its proper divisors (3004428276).

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

2243221404 is a wasteful number, since it uses less digits than its factorization.

2243221404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480949 (or 480947 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2243221404 is about 47362.6583291099. The cubic root of 2243221404 is about 1309.0534513816.

Adding to 2243221404 its reverse (4041223422), we get a palindrome (6284444826).

The spelling of 2243221404 in words is "two billion, two hundred forty-three million, two hundred twenty-one thousand, four hundred four".