555432223 has 4 divisors (see below), whose sum is σ = 555491728. Its totient is φ = 555372720.

The previous prime is 555432203. The next prime is 555432287. The reversal of 555432223 is 322234555.

555432223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 322234555 = 5 ⋅64446911.

It is a cyclic number.

It is not a de Polignac number, because 555432223 - 2¹⁷ = 555301151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555432203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12363 + ... + 35548.

It is an arithmetic number, because the mean of its divisors is an integer number (138872932).

Almost surely, 2^555432223 is an apocalyptic number.

555432223 is a deficient number, since it is larger than the sum of its proper divisors (59505).

555432223 is a wasteful number, since it uses less digits than its factorization.

555432223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59504.

The product of its digits is 36000, while the sum is 31.

The square root of 555432223 is about 23567.6096157417. The cubic root of 555432223 is about 822.0098540938.

Adding to 555432223 its reverse (322234555), we get a palindrome (877666778).

The spelling of 555432223 in words is "five hundred fifty-five million, four hundred thirty-two thousand, two hundred twenty-three".