556344 has 24 divisors (see below), whose sum is σ = 1506960. Its totient is φ = 185424.

The previous prime is 556343. The next prime is 556351. The reversal of 556344 is 443655.

556344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3792 + ... + 3935.

It is an arithmetic number, because the mean of its divisors is an integer number (62790).

2⁵⁵⁶³⁴⁴ is an apocalyptic number.

It is an amenable number.

556344 is an abundant number, since it is smaller than the sum of its proper divisors (950616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556344 is a wasteful number, since it uses less digits than its factorization.

556344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7739 (or 7732 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 556344 is about 745.8847095899. The cubic root of 556344 is about 82.2459401857.

Adding to 556344 its reverse (443655), we get a palindrome (999999).

It can be divided in two parts, 556 and 344, that added together give a square (900 = 30²).

The spelling of 556344 in words is "five hundred fifty-six thousand, three hundred forty-four".