4441845 has 16 divisors (see below), whose sum is σ = 7525440. Its totient is φ = 2229504.

The previous prime is 4441841. The next prime is 4441849. The reversal of 4441845 is 5481444.

It is an interprime number because it is at equal distance from previous prime (4441841) and next prime (4441849).

It is not a de Polignac number, because 4441845 - 2² = 4441841 is a prime.

It is a Curzon number.

4441845 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4441841) 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 15 ways as a sum of consecutive naturals, for example, 8455 + ... + 8964.

It is an arithmetic number, because the mean of its divisors is an integer number (470340).

Almost surely, 2^4441845 is an apocalyptic number.

It is an amenable number.

4441845 is a deficient number, since it is larger than the sum of its proper divisors (3083595).

4441845 is a wasteful number, since it uses less digits than its factorization.

4441845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17444.

The product of its digits is 10240, while the sum is 30.

The square root of 4441845 is about 2107.5685042247. The cubic root of 4441845 is about 164.3820781311.

The spelling of 4441845 in words is "four million, four hundred forty-one thousand, eight hundred forty-five".