4423005444 has 72 divisors (see below), whose sum is σ = 12216507520. Its totient is φ = 1237199040.

The previous prime is 4423005427. The next prime is 4423005463. The reversal of 4423005444 is 4445003244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98284 + ... + 136035.

Almost surely, 2^4423005444 is an apocalyptic number.

4423005444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4423005444 is an abundant number, since it is smaller than the sum of its proper divisors (7793502076).

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

4423005444 is a wasteful number, since it uses less digits than its factorization.

4423005444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234361 (or 234348 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 4423005444 is about 66505.6797875189. The cubic root of 4423005444 is about 1641.4934645699.

Adding to 4423005444 its reverse (4445003244), we get a palindrome (8868008688).

It can be divided in two parts, 442300 and 5444, that added together give a palindrome (447744).

The spelling of 4423005444 in words is "four billion, four hundred twenty-three million, five thousand, four hundred forty-four".