556727 has 2 divisors, whose sum is σ = 556728. Its totient is φ = 556726.

The previous prime is 556723. The next prime is 556741. The reversal of 556727 is 727655.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556727 - 2² = 556723 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 556693 and 556702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278363 + 278364.

It is an arithmetic number, because the mean of its divisors is an integer number (278364).

2⁵⁵⁶⁷²⁷ is an apocalyptic number.

556727 is a deficient number, since it is larger than the sum of its proper divisors (1).

556727 is an equidigital number, since it uses as much as digits as its factorization.

556727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14700, while the sum is 32.

The square root of 556727 is about 746.1414075093. The cubic root of 556727 is about 82.2648091885.

The spelling of 556727 in words is "five hundred fifty-six thousand, seven hundred twenty-seven".