557055 has 12 divisors (see below), whose sum is σ = 965640. Its totient is φ = 297072.

The previous prime is 557041. The next prime is 557057. The reversal of 557055 is 550755.

It is not a de Polignac number, because 557055 - 2⁸ = 556799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6145 + ... + 6234.

It is an arithmetic number, because the mean of its divisors is an integer number (80470).

2⁵⁵⁷⁰⁵⁵ is an apocalyptic number.

557055 is a deficient number, since it is larger than the sum of its proper divisors (408585).

557055 is a wasteful number, since it uses less digits than its factorization.

557055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12390 (or 12387 counting only the distinct ones).

The product of its (nonzero) digits is 4375, while the sum is 27.

The square root of 557055 is about 746.3611726235. The cubic root of 557055 is about 82.2809616654.

It can be divided in two parts, 5570 and 55, that added together give a square (5625 = 75²).

The spelling of 557055 in words is "five hundred fifty-seven thousand, fifty-five".