4857844 has 24 divisors (see below), whose sum is σ = 9172800. Its totient is φ = 2243520.

The previous prime is 4857829. The next prime is 4857893. The reversal of 4857844 is 4487584.

It is a junction number, because it is equal to n+sod(n) for n = 4857797 and 4857806.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2337 + ... + 3895.

It is an arithmetic number, because the mean of its divisors is an integer number (382200).

Almost surely, 2^4857844 is an apocalyptic number.

It is an amenable number.

4857844 is a deficient number, since it is larger than the sum of its proper divisors (4314956).

4857844 is a wasteful number, since it uses less digits than its factorization.

4857844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623 (or 1621 counting only the distinct ones).

The product of its digits is 143360, while the sum is 40.

The square root of 4857844 is about 2204.0517235310. The cubic root of 4857844 is about 169.3614336706.

The spelling of 4857844 in words is "four million, eight hundred fifty-seven thousand, eight hundred forty-four".