556055 has 4 divisors (see below), whose sum is σ = 667272. Its totient is φ = 444840.

The previous prime is 556051. The next prime is 556067. The reversal of 556055 is 550655.

556055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 556055 - 2² = 556051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55601 + ... + 55610.

It is an arithmetic number, because the mean of its divisors is an integer number (166818).

2⁵⁵⁶⁰⁵⁵ is an apocalyptic number.

556055 is a deficient number, since it is larger than the sum of its proper divisors (111217).

556055 is a wasteful number, since it uses less digits than its factorization.

556055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111216.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 556055 is about 745.6909547527. The cubic root of 556055 is about 82.2316964842.

The spelling of 556055 in words is "five hundred fifty-six thousand, fifty-five".