2243423224 has 128 divisors (see below), whose sum is σ = 5208053760. Its totient is φ = 884256768.

The previous prime is 2243423201. The next prime is 2243423249. The reversal of 2243423224 is 4223243422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 2243423192 and 2243423201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13433589 + ... + 13433755.

It is an arithmetic number, because the mean of its divisors is an integer number (40687920).

Almost surely, 2^2243423224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243423224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2604026880).

2243423224 is an abundant number, since it is smaller than the sum of its proper divisors (2964630536).

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

2243423224 is a wasteful number, since it uses less digits than its factorization.

2243423224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 433 counting only the distinct ones).

The product of its digits is 18432, while the sum is 28.

The square root of 2243423224 is about 47364.7888626140. The cubic root of 2243423224 is about 1309.0927082058.

Adding to 2243423224 its reverse (4223243422), we get a palindrome (6466666646).

The spelling of 2243423224 in words is "two billion, two hundred forty-three million, four hundred twenty-three thousand, two hundred twenty-four".