4442013 has 24 divisors (see below), whose sum is σ = 6901440. Its totient is φ = 2823480.

The previous prime is 4442003. The next prime is 4442027. The reversal of 4442013 is 3102444.

It is not a de Polignac number, because 4442013 - 2⁶ = 4441949 is a prime.

It is a congruent number.

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 (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14128 + ... + 14438.

It is an arithmetic number, because the mean of its divisors is an integer number (287560).

Almost surely, 2^4442013 is an apocalyptic number.

It is an amenable number.

4442013 is a deficient number, since it is larger than the sum of its proper divisors (2459427).

4442013 is a wasteful number, since it uses less digits than its factorization.

4442013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4442013 is about 2107.6083602036. The cubic root of 4442013 is about 164.3841505313.

Adding to 4442013 its reverse (3102444), we get a palindrome (7544457).

The spelling of 4442013 in words is "four million, four hundred forty-two thousand, thirteen".