4402420424 has 8 divisors (see below), whose sum is σ = 8254538310. Its totient is φ = 2201210208.

The previous prime is 4402420423. The next prime is 4402420457. The reversal of 4402420424 is 4240242044.

It can be written as a sum of positive squares in only one way, i.e., 2577592900 + 1824827524 = 50770^2 + 42718^2 .

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 = 4402420393 and 4402420402.

It is not an unprimeable number, because it can be changed into a prime (4402420423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275151269 + ... + 275151284.

Almost surely, 2^4402420424 is an apocalyptic number.

It is an amenable number.

4402420424 is a deficient number, since it is larger than the sum of its proper divisors (3852117886).

4402420424 is a wasteful number, since it uses less digits than its factorization.

4402420424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550302559 (or 550302555 counting only the distinct ones).

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

The square root of 4402420424 is about 66350.7379310886. The cubic root of 4402420424 is about 1638.9429565566.

Adding to 4402420424 its reverse (4240242044), we get a palindrome (8642662468).

The spelling of 4402420424 in words is "four billion, four hundred two million, four hundred twenty thousand, four hundred twenty-four".