268550228 has 6 divisors (see below), whose sum is σ = 469962906. Its totient is φ = 134275112.

The previous prime is 268550209. The next prime is 268550251. The reversal of 268550228 is 822055862.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 261727684 + 6822544 = 16178^2 + 2612^2 .

It is a junction number, because it is equal to n+sod(n) for n = 268550191 and 268550200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33568775 + ... + 33568782.

It is an arithmetic number, because the mean of its divisors is an integer number (78327151).

Almost surely, 2^268550228 is an apocalyptic number.

It is an amenable number.

268550228 is a deficient number, since it is larger than the sum of its proper divisors (201412678).

268550228 is a wasteful number, since it uses less digits than its factorization.

268550228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67137561 (or 67137559 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 268550228 is about 16387.5021891684. The cubic root of 268550228 is about 645.1715009768.

The spelling of 268550228 in words is "two hundred sixty-eight million, five hundred fifty thousand, two hundred twenty-eight".