768343886 has 4 divisors (see below), whose sum is σ = 1152515832. Its totient is φ = 384171942.

The previous prime is 768343871. The next prime is 768343903. The reversal of 768343886 is 688343867.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192085970 + ... + 192085973.

It is an arithmetic number, because the mean of its divisors is an integer number (288128958).

Almost surely, 2^768343886 is an apocalyptic number.

768343886 is a deficient number, since it is larger than the sum of its proper divisors (384171946).

768343886 is a wasteful number, since it uses less digits than its factorization.

768343886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384171945.

The product of its digits is 4644864, while the sum is 53.

The square root of 768343886 is about 27719.0166853011. The cubic root of 768343886 is about 915.9080580919.

The spelling of 768343886 in words is "seven hundred sixty-eight million, three hundred forty-three thousand, eight hundred eighty-six".