4857539 has 4 divisors (see below), whose sum is σ = 4868160. Its totient is φ = 4846920.

The previous prime is 4857533. The next prime is 4857547. The reversal of 4857539 is 9357584.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4857539 - 2²⁰ = 3808963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4857496 and 4857505.

It is not an unprimeable number, because it can be changed into a prime (4857533) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4592 + ... + 5549.

It is an arithmetic number, because the mean of its divisors is an integer number (1217040).

Almost surely, 2^4857539 is an apocalyptic number.

4857539 is a deficient number, since it is larger than the sum of its proper divisors (10621).

4857539 is a wasteful number, since it uses less digits than its factorization.

4857539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620.

The product of its digits is 151200, while the sum is 41.

The square root of 4857539 is about 2203.9825316912. The cubic root of 4857539 is about 169.3578891408.

The spelling of 4857539 in words is "four million, eight hundred fifty-seven thousand, five hundred thirty-nine".