4959839 has 4 divisors (see below), whose sum is σ = 5027856. Its totient is φ = 4891824.

The previous prime is 4959833. The next prime is 4959853. The reversal of 4959839 is 9389594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9389594 = 2 ⋅4694797.

It is a cyclic number.

It is not a de Polignac number, because 4959839 - 2⁸ = 4959583 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4959793 and 4959802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4959833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33899 + ... + 34044.

It is an arithmetic number, because the mean of its divisors is an integer number (1256964).

Almost surely, 2^4959839 is an apocalyptic number.

4959839 is a deficient number, since it is larger than the sum of its proper divisors (68017).

4959839 is an equidigital number, since it uses as much as digits as its factorization.

4959839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68016.

The product of its digits is 349920, while the sum is 47.

The square root of 4959839 is about 2227.0695992717. The cubic root of 4959839 is about 170.5385344171.

The spelling of 4959839 in words is "four million, nine hundred fifty-nine thousand, eight hundred thirty-nine".