4044402420 has 48 divisors (see below), whose sum is σ = 11460778560. Its totient is φ = 1065511936.

The previous prime is 4044402413. The next prime is 4044402421. The reversal of 4044402420 is 242044404.

4044402420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044402421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401085 + ... + 411044.

It is an arithmetic number, because the mean of its divisors is an integer number (238766220).

Almost surely, 2^4044402420 is an apocalyptic number.

It is an amenable number.

4044402420 is an abundant number, since it is smaller than the sum of its proper divisors (7416376140).

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

4044402420 is a wasteful number, since it uses less digits than its factorization.

4044402420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812224 (or 812222 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4044402420 is about 63595.6163583623. The cubic root of 4044402420 is about 1593.2531551460.

Adding to 4044402420 its reverse (242044404), we get a palindrome (4286446824).

The spelling of 4044402420 in words is "four billion, forty-four million, four hundred two thousand, four hundred twenty".