555744 has 48 divisors (see below), whose sum is σ = 1669248. Its totient is φ = 158592.

The previous prime is 555743. The next prime is 555761. The reversal of 555744 is 447555.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259 + ... + 1085.

It is an arithmetic number, because the mean of its divisors is an integer number (34776).

2⁵⁵⁵⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834624).

555744 is an abundant number, since it is smaller than the sum of its proper divisors (1113504).

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

555744 is a wasteful number, since it uses less digits than its factorization.

555744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 839 counting only the distinct ones).

The product of its digits is 14000, while the sum is 30.

The square root of 555744 is about 745.4823941583. The cubic root of 555744 is about 82.2163629729.

The spelling of 555744 in words is "five hundred fifty-five thousand, seven hundred forty-four".