4493239 has 2 divisors, whose sum is σ = 4493240. Its totient is φ = 4493238.

The previous prime is 4493213. The next prime is 4493261. The reversal of 4493239 is 9323944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4493239 - 2⁵ = 4493207 is a prime.

It is a super-2 number, since 2×4493239² = 40378393422242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4493939) 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, 2246619 + 2246620.

It is an arithmetic number, because the mean of its divisors is an integer number (2246620).

Almost surely, 2^4493239 is an apocalyptic number.

4493239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4493239 is an equidigital number, since it uses as much as digits as its factorization.

4493239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 4493239 is about 2119.7261615596. The cubic root of 4493239 is about 165.0136382972.

The spelling of 4493239 in words is "four million, four hundred ninety-three thousand, two hundred thirty-nine".