768388722 has 8 divisors (see below), whose sum is σ = 1536777456. Its totient is φ = 256129572.

The previous prime is 768388703. The next prime is 768388739. The reversal of 768388722 is 227883867.

It is a sphenic number, since it is the product of 3 distinct primes.

768388722 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64032388 + ... + 64032399.

It is an arithmetic number, because the mean of its divisors is an integer number (192097182).

Almost surely, 2^768388722 is an apocalyptic number.

768388722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

768388722 is a wasteful number, since it uses less digits than its factorization.

768388722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128064792.

The product of its digits is 1806336, while the sum is 51.

The square root of 768388722 is about 27719.8254323508. The cubic root of 768388722 is about 915.9258734025.

The spelling of 768388722 in words is "seven hundred sixty-eight million, three hundred eighty-eight thousand, seven hundred twenty-two".