4044005452 has 24 divisors (see below), whose sum is σ = 7398913536. Its totient is φ = 1930368528.

The previous prime is 4044005393. The next prime is 4044005453. The reversal of 4044005452 is 2545004404.

It is a self number, because there is not a number n which added to its sum of digits gives 4044005452.

It is not an unprimeable number, because it can be changed into a prime (4044005453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6093 + ... + 90139.

It is an arithmetic number, because the mean of its divisors is an integer number (308288064).

Almost surely, 2^4044005452 is an apocalyptic number.

It is an amenable number.

4044005452 is a deficient number, since it is larger than the sum of its proper divisors (3354908084).

4044005452 is a wasteful number, since it uses less digits than its factorization.

4044005452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84597 (or 84595 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 4044005452 is about 63592.4952490465. The cubic root of 4044005452 is about 1593.2010262077.

Adding to 4044005452 its reverse (2545004404), we get a palindrome (6589009856).

The spelling of 4044005452 in words is "four billion, forty-four million, five thousand, four hundred fifty-two".