4389293 has 2 divisors, whose sum is σ = 4389294. Its totient is φ = 4389292.

The previous prime is 4389269. The next prime is 4389299. The reversal of 4389293 is 3929834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4072324 + 316969 = 2018^2 + 563^2 .

It is a cyclic number.

It is not a de Polignac number, because 4389293 - 2¹⁰ = 4388269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4389299) 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 as a sum of consecutive naturals, namely, 2194646 + 2194647.

It is an arithmetic number, because the mean of its divisors is an integer number (2194647).

Almost surely, 2^4389293 is an apocalyptic number.

It is an amenable number.

4389293 is a deficient number, since it is larger than the sum of its proper divisors (1).

4389293 is an equidigital number, since it uses as much as digits as its factorization.

4389293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 4389293 is about 2095.0639608375. The cubic root of 4389293 is about 163.7312299057.

The spelling of 4389293 in words is "four million, three hundred eighty-nine thousand, two hundred ninety-three".