4440004402 has 4 divisors (see below), whose sum is σ = 6660006606. Its totient is φ = 2220002200.

The previous prime is 4440004399. The next prime is 4440004409. The reversal of 4440004402 is 2044000444.

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

It can be written as a sum of positive squares in only one way, i.e., 4265526721 + 174477681 = 65311^2 + 13209^2 .

It is not an unprimeable number, because it can be changed into a prime (4440004409) 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 as a sum of consecutive naturals, namely, 1110001099 + ... + 1110001102.

Almost surely, 2^4440004402 is an apocalyptic number.

4440004402 is a deficient number, since it is larger than the sum of its proper divisors (2220002204).

4440004402 is a wasteful number, since it uses less digits than its factorization.

4440004402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220002203.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4440004402 is about 66633.3580273424. The cubic root of 4440004402 is about 1643.5936961507.

Adding to 4440004402 its reverse (2044000444), we get a palindrome (6484004846).

The spelling of 4440004402 in words is "four billion, four hundred forty million, four thousand, four hundred two".