4905839 has 8 divisors (see below), whose sum is σ = 5039712. Its totient is φ = 4773600.

The previous prime is 4905829. The next prime is 4905863. The reversal of 4905839 is 9385094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4905839 - 2²⁰ = 3857263 is a prime.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4905829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7697 + ... + 8309.

It is an arithmetic number, because the mean of its divisors is an integer number (629964).

Almost surely, 2^4905839 is an apocalyptic number.

4905839 is a deficient number, since it is larger than the sum of its proper divisors (133873).

4905839 is a wasteful number, since it uses less digits than its factorization.

4905839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 4905839 is about 2214.9128651033. The cubic root of 4905839 is about 169.9173646826.

The spelling of 4905839 in words is "four million, nine hundred five thousand, eight hundred thirty-nine".