4839856 has 40 divisors (see below), whose sum is σ = 10872320. Its totient is φ = 2044224.

The previous prime is 4839847. The next prime is 4839871. The reversal of 4839856 is 6589384.

It is a super-2 number, since 2×4839856² = 46848412201472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8575 + ... + 9121.

It is an arithmetic number, because the mean of its divisors is an integer number (271808).

Almost surely, 2^4839856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4839856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5436160).

4839856 is an abundant number, since it is smaller than the sum of its proper divisors (6032464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4839856 is a wasteful number, since it uses less digits than its factorization.

4839856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641 (or 635 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 4839856 is about 2199.9672724838. The cubic root of 4839856 is about 169.1521335872.

The spelling of 4839856 in words is "four million, eight hundred thirty-nine thousand, eight hundred fifty-six".