4439313 has 8 divisors (see below), whose sum is σ = 6576800. Its totient is φ = 2959524.

The previous prime is 4439287. The next prime is 4439317. The reversal of 4439313 is 3139344.

It is a de Polignac number, because none of the positive numbers 2^k-4439313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 164419 = 4439313 / (4 + 4 + 3 + 9 + 3 + 1 + 3).

It is a d-powerful number, because it can be written as 4³ + 4¹¹ + 3⁷ + 9⁴ + 3¹⁰ + 1 + 3¹¹ .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4439317) 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 7 ways as a sum of consecutive naturals, for example, 82183 + ... + 82236.

It is an arithmetic number, because the mean of its divisors is an integer number (822100).

Almost surely, 2^4439313 is an apocalyptic number.

It is an amenable number.

4439313 is a deficient number, since it is larger than the sum of its proper divisors (2137487).

4439313 is a wasteful number, since it uses less digits than its factorization.

4439313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164428 (or 164422 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 4439313 is about 2106.9677263784. The cubic root of 4439313 is about 164.3508377695.

The spelling of 4439313 in words is "four million, four hundred thirty-nine thousand, three hundred thirteen".