228143368 has 16 divisors (see below), whose sum is σ = 428703660. Its totient is φ = 113822400.

The previous prime is 228143347. The next prime is 228143381. The reversal of 228143368 is 863341822.

It can be written as a sum of positive squares in 2 ways, for example, as 223741764 + 4401604 = 14958^2 + 2098^2 .

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, 27243 + ... + 34618.

Almost surely, 2^228143368 is an apocalyptic number.

It is an amenable number.

228143368 is a deficient number, since it is larger than the sum of its proper divisors (200560292).

228143368 is a wasteful number, since it uses less digits than its factorization.

228143368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62328 (or 62324 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 228143368 is about 15104.4155133524. The cubic root of 228143368 is about 611.0394960731.

The spelling of 228143368 in words is "two hundred twenty-eight million, one hundred forty-three thousand, three hundred sixty-eight".