2004440002 has 4 divisors (see below), whose sum is σ = 3006660006. Its totient is φ = 1002220000.

The previous prime is 2004439993. The next prime is 2004440003. The reversal of 2004440002 is 2000444002.

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., 1593526561 + 410913441 = 39919^2 + 20271^2 .

It is not an unprimeable number, because it can be changed into a prime (2004440003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501109999 + ... + 501110002.

Almost surely, 2^2004440002 is an apocalyptic number.

2004440002 is a deficient number, since it is larger than the sum of its proper divisors (1002220004).

2004440002 is a wasteful number, since it uses less digits than its factorization.

2004440002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002220003.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2004440002 is about 44770.9727613774. The cubic root of 2004440002 is about 1260.8527028080.

Adding to 2004440002 its reverse (2000444002), we get a palindrome (4004884004).

It can be divided in two parts, 200444000 and 2, that added together give a palindrome (200444002).

The spelling of 2004440002 in words is "two billion, four million, four hundred forty thousand, two".