4544002 has 16 divisors (see below), whose sum is σ = 7223040. Its totient is φ = 2137968.

The previous prime is 4543993. The next prime is 4544009. The reversal of 4544002 is 2004454.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (4544009) 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, 7183 + ... + 7789.

It is an arithmetic number, because the mean of its divisors is an integer number (451440).

Almost surely, 2^4544002 is an apocalyptic number.

4544002 is a deficient number, since it is larger than the sum of its proper divisors (2679038).

4544002 is a wasteful number, since it uses less digits than its factorization.

4544002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 4544002 is about 2131.6664842325. Note that the first 3 decimals coincide. The cubic root of 4544002 is about 165.6327342775.

Adding to 4544002 its reverse (2004454), we get a palindrome (6548456).

The spelling of 4544002 in words is "four million, five hundred forty-four thousand, two".