555224 has 8 divisors (see below), whose sum is σ = 1041060. Its totient is φ = 277608.

The previous prime is 555221. The next prime is 555251. The reversal of 555224 is 422555.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 555224.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 555224.

It is not an unprimeable number, because it can be changed into a prime (555221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34694 + ... + 34709.

2⁵⁵⁵²²⁴ is an apocalyptic number.

It is an amenable number.

555224 is a deficient number, since it is larger than the sum of its proper divisors (485836).

555224 is a wasteful number, since it uses less digits than its factorization.

555224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69409 (or 69405 counting only the distinct ones).

The product of its digits is 2000, while the sum is 23.

The square root of 555224 is about 745.1335450777. The cubic root of 555224 is about 82.1907121637.

Adding to 555224 its reverse (422555), we get a palindrome (977779).

The spelling of 555224 in words is "five hundred fifty-five thousand, two hundred twenty-four".