223522255 has 16 divisors (see below), whose sum is σ = 292917024. Its totient is φ = 162391680.

The previous prime is 223522223. The next prime is 223522279. The reversal of 223522255 is 552225322.

It is not a de Polignac number, because 223522255 - 2⁵ = 223522223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78517 + ... + 81313.

It is an arithmetic number, because the mean of its divisors is an integer number (18307314).

Almost surely, 2^223522255 is an apocalyptic number.

223522255 is a deficient number, since it is larger than the sum of its proper divisors (69394769).

223522255 is a wasteful number, since it uses less digits than its factorization.

223522255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4266.

The product of its digits is 12000, while the sum is 28.

The square root of 223522255 is about 14950.6606877422. The cubic root of 223522255 is about 606.8857265837.

Adding to 223522255 its reverse (552225322), we get a palindrome (775747577).

The spelling of 223522255 in words is "two hundred twenty-three million, five hundred twenty-two thousand, two hundred fifty-five".