4679839 has 2 divisors, whose sum is σ = 4679840. Its totient is φ = 4679838.

The previous prime is 4679813. The next prime is 4679849. The reversal of 4679839 is 9389764.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4679839 - 2⁷ = 4679711 is a prime.

4679839 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4679809) 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, 2339919 + 2339920.

It is an arithmetic number, because the mean of its divisors is an integer number (2339920).

Almost surely, 2^4679839 is an apocalyptic number.

4679839 is a deficient number, since it is larger than the sum of its proper divisors (1).

4679839 is an equidigital number, since it uses as much as digits as its factorization.

4679839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 46.

The square root of 4679839 is about 2163.2935538202. The cubic root of 4679839 is about 167.2670140130.

The spelling of 4679839 in words is "four million, six hundred seventy-nine thousand, eight hundred thirty-nine".