1268334868 has 24 divisors (see below), whose sum is σ = 2292804864. Its totient is φ = 613276800.

The previous prime is 1268334863. The next prime is 1268334883. The reversal of 1268334868 is 8684338621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268334863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236796 + ... + 242092.

It is an arithmetic number, because the mean of its divisors is an integer number (95533536).

Almost surely, 2^1268334868 is an apocalyptic number.

It is an amenable number.

1268334868 is a deficient number, since it is larger than the sum of its proper divisors (1024469996).

1268334868 is a wasteful number, since it uses less digits than its factorization.

1268334868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7263 (or 7261 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 49.

The square root of 1268334868 is about 35613.6893342995. The cubic root of 1268334868 is about 1082.4586384465.

The spelling of 1268334868 in words is "one billion, two hundred sixty-eight million, three hundred thirty-four thousand, eight hundred sixty-eight".