268747796 has 6 divisors (see below), whose sum is σ = 470308650. Its totient is φ = 134373896.

The previous prime is 268747793. The next prime is 268747811. The reversal of 268747796 is 697747862.

It can be written as a sum of positive squares in only one way, i.e., 149719696 + 119028100 = 12236^2 + 10910^2 .

It is a super-3 number, since 3×268747796³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268747793) by changing a digit.

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, 33593471 + ... + 33593478.

It is an arithmetic number, because the mean of its divisors is an integer number (78384775).

Almost surely, 2^268747796 is an apocalyptic number.

It is an amenable number.

268747796 is a deficient number, since it is larger than the sum of its proper divisors (201560854).

268747796 is a wasteful number, since it uses less digits than its factorization.

268747796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67186953 (or 67186951 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 56.

The square root of 268747796 is about 16393.5290892474. The cubic root of 268747796 is about 645.3296762262.

The spelling of 268747796 in words is "two hundred sixty-eight million, seven hundred forty-seven thousand, seven hundred ninety-six".