555876 has 24 divisors (see below), whose sum is σ = 1441440. Its totient is φ = 185256.

The previous prime is 555871. The next prime is 555931. The reversal of 555876 is 678555.

555876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 555876.

It is not an unprimeable number, because it can be changed into a prime (555871) by changing a digit.

555876 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 7 ways as a sum of consecutive naturals, for example, 2466 + ... + 2681.

It is an arithmetic number, because the mean of its divisors is an integer number (60060).

2⁵⁵⁵⁸⁷⁶ is an apocalyptic number.

It is an amenable number.

555876 is an abundant number, since it is smaller than the sum of its proper divisors (885564).

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

555876 is a wasteful number, since it uses less digits than its factorization.

555876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160 (or 5152 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The square root of 555876 is about 745.5709221798. The cubic root of 555876 is about 82.2228717856. Note that the first 3 decimals are identical.

It can be divided in two parts, 555 and 876, that added together give a triangular number (1431 = T₅₃).

The spelling of 555876 in words is "five hundred fifty-five thousand, eight hundred seventy-six".