268757956 has 6 divisors (see below), whose sum is σ = 470326430. Its totient is φ = 134378976.

The previous prime is 268757927. The next prime is 268757959. The reversal of 268757956 is 659757862.

268757956 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 142420356 + 126337600 = 11934^2 + 11240^2 .

It is a junction number, because it is equal to n+sod(n) for n = 268757897 and 268757906.

It is not an unprimeable number, because it can be changed into a prime (268757959) by changing a digit.

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 as a sum of consecutive naturals, namely, 33594741 + ... + 33594748.

Almost surely, 2^268757956 is an apocalyptic number.

It is an amenable number.

268757956 is a deficient number, since it is larger than the sum of its proper divisors (201568474).

268757956 is a wasteful number, since it uses less digits than its factorization.

268757956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67189493 (or 67189491 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 55.

The square root of 268757956 is about 16393.8389646843. The cubic root of 268757956 is about 645.3378083448.

The spelling of 268757956 in words is "two hundred sixty-eight million, seven hundred fifty-seven thousand, nine hundred fifty-six".