557616 has 20 divisors (see below), whose sum is σ = 1440632. Its totient is φ = 185856.

The previous prime is 557611. The next prime is 557633. The reversal of 557616 is 616755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557611) by changing a digit.

557616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5761 + ... + 5856.

2⁵⁵⁷⁶¹⁶ is an apocalyptic number.

It is an amenable number.

557616 is an abundant number, since it is smaller than the sum of its proper divisors (883016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557616 is a wasteful number, since it uses less digits than its factorization.

557616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11628 (or 11622 counting only the distinct ones).

The product of its digits is 6300, while the sum is 30.

The square root of 557616 is about 746.7369014586. The cubic root of 557616 is about 82.3085736203.

The spelling of 557616 in words is "five hundred fifty-seven thousand, six hundred sixteen".