555972 has 24 divisors (see below), whose sum is σ = 1312416. Its totient is φ = 183168.

The previous prime is 555967. The next prime is 556007. The reversal of 555972 is 279555.

555972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 555972.

It is an unprimeable number.

555972 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, 1068 + ... + 1500.

It is an arithmetic number, because the mean of its divisors is an integer number (54684).

2⁵⁵⁵⁹⁷² is an apocalyptic number.

It is an amenable number.

555972 is an abundant number, since it is smaller than the sum of its proper divisors (756444).

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

555972 is a wasteful number, since it uses less digits than its factorization.

555972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 545 counting only the distinct ones).

The product of its digits is 15750, while the sum is 33.

The square root of 555972 is about 745.6352995936. The cubic root of 555972 is about 82.2276048204.

The spelling of 555972 in words is "five hundred fifty-five thousand, nine hundred seventy-two".