840682904 has 16 divisors (see below), whose sum is σ = 1577004000. Its totient is φ = 420148512.

The previous prime is 840682903. The next prime is 840682933. The reversal of 840682904 is 409286048.

840682904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840682903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4679 + ... + 41270.

It is an arithmetic number, because the mean of its divisors is an integer number (98562750).

Almost surely, 2^840682904 is an apocalyptic number.

It is an amenable number.

840682904 is a deficient number, since it is larger than the sum of its proper divisors (736321096).

840682904 is a wasteful number, since it uses less digits than its factorization.

840682904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48242 (or 48238 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 840682904 is about 28994.5323121446. The cubic root of 840682904 is about 943.7944198264.

The spelling of 840682904 in words is "eight hundred forty million, six hundred eighty-two thousand, nine hundred four".