4004224424 has 8 divisors (see below), whose sum is σ = 7507920810. Its totient is φ = 2002112208.

The previous prime is 4004224373. The next prime is 4004224439. The reversal of 4004224424 is 4244224004.

It can be written as a sum of positive squares in only one way, i.e., 2614276900 + 1389947524 = 51130^2 + 37282^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4004224393 and 4004224402.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 250264019 + ... + 250264034.

Almost surely, 2^4004224424 is an apocalyptic number.

It is an amenable number.

4004224424 is a deficient number, since it is larger than the sum of its proper divisors (3503696386).

4004224424 is a wasteful number, since it uses less digits than its factorization.

4004224424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500528059 (or 500528055 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4004224424 is about 63278.9413944323. The cubic root of 4004224424 is about 1587.9596766172.

Adding to 4004224424 its reverse (4244224004), we get a palindrome (8248448428).

The spelling of 4004224424 in words is "four billion, four million, two hundred twenty-four thousand, four hundred twenty-four".