4389313 has 2 divisors, whose sum is σ = 4389314. Its totient is φ = 4389312.

The previous prime is 4389299. The next prime is 4389367. The reversal of 4389313 is 3139834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2585664 + 1803649 = 1608^2 + 1343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4389313 is a prime.

It is a super-2 number, since 2×4389313² = 38532137223938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4384313) 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 as a sum of consecutive naturals, namely, 2194656 + 2194657.

It is an arithmetic number, because the mean of its divisors is an integer number (2194657).

Almost surely, 2^4389313 is an apocalyptic number.

It is an amenable number.

4389313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4389313 is an equidigital number, since it uses as much as digits as its factorization.

4389313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 4389313 is about 2095.0687339560. The cubic root of 4389313 is about 163.7314785881.

The spelling of 4389313 in words is "four million, three hundred eighty-nine thousand, three hundred thirteen".