555677 has 2 divisors, whose sum is σ = 555678. Its totient is φ = 555676.

The previous prime is 555671. The next prime is 555683. The reversal of 555677 is 776555.

It is a balanced prime because it is at equal distance from previous prime (555671) and next prime (555683).

It can be written as a sum of positive squares in only one way, i.e., 534361 + 21316 = 731^2 + 146^2 .

It is a cyclic number.

It is not a de Polignac number, because 555677 - 2⁴ = 555661 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277838 + 277839.

It is an arithmetic number, because the mean of its divisors is an integer number (277839).

2⁵⁵⁵⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

555677 is a deficient number, since it is larger than the sum of its proper divisors (1).

555677 is an equidigital number, since it uses as much as digits as its factorization.

555677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36750, while the sum is 35.

The square root of 555677 is about 745.4374554582. The cubic root of 555677 is about 82.2130588630.

The spelling of 555677 in words is "five hundred fifty-five thousand, six hundred seventy-seven".