557061 has 16 divisors (see below), whose sum is σ = 811200. Its totient is φ = 338688.

The previous prime is 557059. The next prime is 557069. The reversal of 557061 is 160755.

It is not a de Polignac number, because 557061 - 2¹ = 557059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1485 + ... + 1821.

It is an arithmetic number, because the mean of its divisors is an integer number (50700).

2⁵⁵⁷⁰⁶¹ is an apocalyptic number.

It is an amenable number.

557061 is a deficient number, since it is larger than the sum of its proper divisors (254139).

557061 is a wasteful number, since it uses less digits than its factorization.

557061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 557061 is about 746.3651921144. The cubic root of 557061 is about 82.2812570785.

The spelling of 557061 in words is "five hundred fifty-seven thousand, sixty-one".