4857566 has 32 divisors (see below), whose sum is σ = 8702400. Its totient is φ = 2032128.

The previous prime is 4857551. The next prime is 4857569. The reversal of 4857566 is 6657584.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4857569) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 50030 + ... + 50126.

It is an arithmetic number, because the mean of its divisors is an integer number (271950).

Almost surely, 2^4857566 is an apocalyptic number.

4857566 is a deficient number, since it is larger than the sum of its proper divisors (3844834).

4857566 is an equidigital number, since it uses as much as digits as its factorization.

4857566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 179 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 4857566 is about 2203.9886569581. The cubic root of 4857566 is about 169.3582029248.

The spelling of 4857566 in words is "four million, eight hundred fifty-seven thousand, five hundred sixty-six".