4855657 has 4 divisors (see below), whose sum is σ = 4863376. Its totient is φ = 4847940.

The previous prime is 4855651. The next prime is 4855667. The reversal of 4855657 is 7565584.

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 not a de Polignac number, because 4855657 - 2¹¹ = 4853609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4855651) 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, 2823 + ... + 4204.

It is an arithmetic number, because the mean of its divisors is an integer number (1215844).

Almost surely, 2^4855657 is an apocalyptic number.

It is an amenable number.

4855657 is a deficient number, since it is larger than the sum of its proper divisors (7719).

4855657 is an equidigital number, since it uses as much as digits as its factorization.

4855657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7718.

The product of its digits is 168000, while the sum is 40.

The square root of 4855657 is about 2203.5555359464. Note that the first 4 decimals coincide. The cubic root of 4855657 is about 169.3360143657.

The spelling of 4855657 in words is "four million, eight hundred fifty-five thousand, six hundred fifty-seven".