4859857 has 4 divisors (see below), whose sum is σ = 4894960. Its totient is φ = 4824756.

The previous prime is 4859837. The next prime is 4859861. The reversal of 4859857 is 7589584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4859857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4859837) 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, 17343 + ... + 17620.

It is an arithmetic number, because the mean of its divisors is an integer number (1223740).

Almost surely, 2^4859857 is an apocalyptic number.

It is an amenable number.

4859857 is a deficient number, since it is larger than the sum of its proper divisors (35103).

4859857 is a wasteful number, since it uses less digits than its factorization.

4859857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35102.

The product of its digits is 403200, while the sum is 46.

The square root of 4859857 is about 2204.5083352076. The cubic root of 4859857 is about 169.3848238471.

The spelling of 4859857 in words is "four million, eight hundred fifty-nine thousand, eight hundred fifty-seven".