4442002 has 8 divisors (see below), whose sum is σ = 6673212. Its totient is φ = 2217600.

The previous prime is 4441999. The next prime is 4442003. The reversal of 4442002 is 2002444.

It can be written as a sum of positive squares in 2 ways, for example, as 3207681 + 1234321 = 1791^2 + 1111^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4442003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502 + ... + 3022.

Almost surely, 2^4442002 is an apocalyptic number.

4442002 is a deficient number, since it is larger than the sum of its proper divisors (2231210).

4442002 is a wasteful number, since it uses less digits than its factorization.

4442002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404.

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

The square root of 4442002 is about 2107.6057506090. The cubic root of 4442002 is about 164.3840148400.

Adding to 4442002 its reverse (2002444), we get a palindrome (6444446).

It can be divided in two parts, 444 and 2002, that multiplied together give a palindrome (888888).

The spelling of 4442002 in words is "four million, four hundred forty-two thousand, two".