768262856 has 16 divisors (see below), whose sum is σ = 1442018700. Its totient is φ = 383724544.

The previous prime is 768262841. The next prime is 768262883. The reversal of 768262856 is 658262867.

It can be written as a sum of positive squares in 2 ways, for example, as 764522500 + 3740356 = 27650^2 + 1934^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42761 + ... + 58008.

Almost surely, 2^768262856 is an apocalyptic number.

It is an amenable number.

768262856 is a deficient number, since it is larger than the sum of its proper divisors (673755844).

768262856 is a wasteful number, since it uses less digits than its factorization.

768262856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101728 (or 101724 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The square root of 768262856 is about 27717.5550148277. Note that the first 3 decimals coincide. The cubic root of 768262856 is about 915.8758595584.

The spelling of 768262856 in words is "seven hundred sixty-eight million, two hundred sixty-two thousand, eight hundred fifty-six".