557607 has 4 divisors (see below), whose sum is σ = 743480. Its totient is φ = 371736.

The previous prime is 557591. The next prime is 557611. The reversal of 557607 is 706755.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 557607 - 2⁴ = 557591 is a prime.

It is a D-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 557607.

It is not an unprimeable number, because it can be changed into a prime (550607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92932 + ... + 92937.

It is an arithmetic number, because the mean of its divisors is an integer number (185870).

2⁵⁵⁷⁶⁰⁷ is an apocalyptic number.

557607 is a deficient number, since it is larger than the sum of its proper divisors (185873).

557607 is a wasteful number, since it uses less digits than its factorization.

557607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185872.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 557607 is about 746.7308752154. The cubic root of 557607 is about 82.3081307940.

The spelling of 557607 in words is "five hundred fifty-seven thousand, six hundred seven".