2255568238 has 32 divisors (see below), whose sum is σ = 4246184448. Its totient is φ = 872964000.

The previous prime is 2255568191. The next prime is 2255568317. The reversal of 2255568238 is 8328655522.

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, 25245 + ... + 71752.

It is an arithmetic number, because the mean of its divisors is an integer number (132693264).

Almost surely, 2^2255568238 is an apocalyptic number.

2255568238 is a deficient number, since it is larger than the sum of its proper divisors (1990616210).

2255568238 is a wasteful number, since it uses less digits than its factorization.

2255568238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97168.

The product of its digits is 1152000, while the sum is 46.

The square root of 2255568238 is about 47492.8230156936. The cubic root of 2255568238 is about 1311.4507630524.

The spelling of 2255568238 in words is "two billion, two hundred fifty-five million, five hundred sixty-eight thousand, two hundred thirty-eight".