555697 has 2 divisors, whose sum is σ = 555698. Its totient is φ = 555696.

The previous prime is 555691. The next prime is 555707. The reversal of 555697 is 796555.

555697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505521 + 50176 = 711^2 + 224^2 .

It is a cyclic number.

It is not a de Polignac number, because 555697 - 2¹¹ = 553649 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (555691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277848 + 277849.

It is an arithmetic number, because the mean of its divisors is an integer number (277849).

2⁵⁵⁵⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

555697 is a deficient number, since it is larger than the sum of its proper divisors (1).

555697 is an equidigital number, since it uses as much as digits as its factorization.

555697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47250, while the sum is 37.

The square root of 555697 is about 745.4508702792. The cubic root of 555697 is about 82.2140451923.

The spelling of 555697 in words is "five hundred fifty-five thousand, six hundred ninety-seven".