48557 has 4 divisors (see below), whose sum is σ = 49440. Its totient is φ = 47676.

The previous prime is 48541. The next prime is 48563. The reversal of 48557 is 75584.

48557 is nontrivially palindromic in base 11.

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 48557 - 2⁴ = 48541 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 48557.

It is not an unprimeable number, because it can be changed into a prime (48527) 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, 353 + ... + 470.

It is an arithmetic number, because the mean of its divisors is an integer number (12360).

2⁴⁸⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

48557 is a deficient number, since it is larger than the sum of its proper divisors (883).

48557 is an equidigital number, since it uses as much as digits as its factorization.

48557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882.

The product of its digits is 5600, while the sum is 29.

The square root of 48557 is about 220.3565292883. The cubic root of 48557 is about 36.4824460534.

The spelling of 48557 in words is "forty-eight thousand, five hundred fifty-seven".