268702228 has 6 divisors (see below), whose sum is σ = 470228906. Its totient is φ = 134351112.

The previous prime is 268702207. The next prime is 268702229. The reversal of 268702228 is 822207862.

It can be written as a sum of positive squares in only one way, i.e., 231100804 + 37601424 = 15202^2 + 6132^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268702229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33587775 + ... + 33587782.

Almost surely, 2^268702228 is an apocalyptic number.

It is an amenable number.

268702228 is a deficient number, since it is larger than the sum of its proper divisors (201526678).

268702228 is a wasteful number, since it uses less digits than its factorization.

268702228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67175561 (or 67175559 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 268702228 is about 16392.1392136597. The cubic root of 268702228 is about 645.2932008326.

The spelling of 268702228 in words is "two hundred sixty-eight million, seven hundred two thousand, two hundred twenty-eight".