556355 has 4 divisors (see below), whose sum is σ = 667632. Its totient is φ = 445080.

The previous prime is 556351. The next prime is 556373. The reversal of 556355 is 553655.

556355 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, and also an emirpimes, since its reverse is a distinct semiprime: 553655 = 5 ⋅110731.

It is not a de Polignac number, because 556355 - 2² = 556351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556351) 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, 55631 + ... + 55640.

It is an arithmetic number, because the mean of its divisors is an integer number (166908).

2⁵⁵⁶³⁵⁵ is an apocalyptic number.

556355 is a deficient number, since it is larger than the sum of its proper divisors (111277).

556355 is a wasteful number, since it uses less digits than its factorization.

556355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111276.

The product of its digits is 11250, while the sum is 29.

The square root of 556355 is about 745.8920833472. The cubic root of 556355 is about 82.2464822361.

The spelling of 556355 in words is "five hundred fifty-six thousand, three hundred fifty-five".