4402120424 has 32 divisors (see below), whose sum is σ = 9195417000. Its totient is φ = 1961686272.

The previous prime is 4402120423. The next prime is 4402120519. The reversal of 4402120424 is 4240212044.

It can be written as a sum of positive squares in 4 ways, for example, as 1591212100 + 2810908324 = 39890^2 + 53018^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4402120424.

It is not an unprimeable number, because it can be changed into a prime (4402120423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 726779 + ... + 732810.

Almost surely, 2^4402120424 is an apocalyptic number.

It is an amenable number.

4402120424 is an abundant number, since it is smaller than the sum of its proper divisors (4793296576).

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

4402120424 is a wasteful number, since it uses less digits than its factorization.

4402120424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459637 (or 1459633 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 4402120424 is about 66348.4771792089. The cubic root of 4402120424 is about 1638.9057274865.

Adding to 4402120424 its reverse (4240212044), we get a palindrome (8642332468).

The spelling of 4402120424 in words is "four billion, four hundred two million, one hundred twenty thousand, four hundred twenty-four".