555912 has 48 divisors (see below), whose sum is σ = 1722240. Its totient is φ = 158688.

The previous prime is 555871. The next prime is 555931. The reversal of 555912 is 219555.

It is an unprimeable number.

555912 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48 + ... + 1055.

It is an arithmetic number, because the mean of its divisors is an integer number (35880).

2⁵⁵⁵⁹¹² 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 555912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (861120).

555912 is an abundant number, since it is smaller than the sum of its proper divisors (1166328).

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

555912 is a wasteful number, since it uses less digits than its factorization.

555912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122 (or 1115 counting only the distinct ones).

The product of its digits is 2250, while the sum is 27.

The square root of 555912 is about 745.5950643613. The cubic root of 555912 is about 82.2246467375.

The spelling of 555912 in words is "five hundred fifty-five thousand, nine hundred twelve".