555223255 has 4 divisors (see below), whose sum is σ = 666267912. Its totient is φ = 444178600.

The previous prime is 555223231. The next prime is 555223261. The reversal of 555223255 is 552322555.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 555223255 - 2⁵ = 555223223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 555223255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55522321 + ... + 55522330.

It is an arithmetic number, because the mean of its divisors is an integer number (166566978).

Almost surely, 2^555223255 is an apocalyptic number.

555223255 is a deficient number, since it is larger than the sum of its proper divisors (111044657).

555223255 is a wasteful number, since it uses less digits than its factorization.

555223255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111044656.

The product of its digits is 75000, while the sum is 34.

The square root of 555223255 is about 23563.1758258517. The cubic root of 555223255 is about 821.9067540248.

The spelling of 555223255 in words is "five hundred fifty-five million, two hundred twenty-three thousand, two hundred fifty-five".