4442004401 has 4 divisors (see below), whose sum is σ = 4562058612. Its totient is φ = 4321950192.

The previous prime is 4442004397. The next prime is 4442004403. The reversal of 4442004401 is 1044002444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3058090000 + 1383914401 = 55300^2 + 37201^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442004401 - 2² = 4442004397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4442004403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60027050 + ... + 60027123.

It is an arithmetic number, because the mean of its divisors is an integer number (1140514653).

Almost surely, 2^4442004401 is an apocalyptic number.

It is an amenable number.

4442004401 is a deficient number, since it is larger than the sum of its proper divisors (120054211).

4442004401 is a wasteful number, since it uses less digits than its factorization.

4442004401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120054210.

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

The square root of 4442004401 is about 66648.3638283792. The cubic root of 4442004401 is about 1643.8404445773.

Adding to 4442004401 its reverse (1044002444), we get a palindrome (5486006845).

The spelling of 4442004401 in words is "four billion, four hundred forty-two million, four thousand, four hundred one".