2226423444 has 24 divisors (see below), whose sum is σ = 5937129408. Its totient is φ = 636120960.

The previous prime is 2226423431. The next prime is 2226423449. The reversal of 2226423444 is 4443246222.

It is a super-2 number, since 2×2226423444² = 9913922703985642272, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226423449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13252437 + ... + 13252604.

It is an arithmetic number, because the mean of its divisors is an integer number (247380392).

Almost surely, 2^2226423444 is an apocalyptic number.

It is an amenable number.

2226423444 is an abundant number, since it is smaller than the sum of its proper divisors (3710705964).

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

2226423444 is a wasteful number, since it uses less digits than its factorization.

2226423444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26505055 (or 26505053 counting only the distinct ones).

The product of its digits is 73728, while the sum is 33.

The square root of 2226423444 is about 47184.9917240641. The cubic root of 2226423444 is about 1305.7777240544. Note that the first 4 decimals are identical.

Adding to 2226423444 its reverse (4443246222), we get a palindrome (6669669666).

The spelling of 2226423444 in words is "two billion, two hundred twenty-six million, four hundred twenty-three thousand, four hundred forty-four".