798640002 has 48 divisors (see below), whose sum is σ = 1761522048. Its totient is φ = 261455040.

The previous prime is 798640001. The next prime is 798640009. The reversal of 798640002 is 200046897.

798640002 is a `hidden beast` number, since 7 + 9 + 8 + 640 + 0 + 0 + 2 = 666.

798640002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (798640001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 344427 + ... + 346737.

It is an arithmetic number, because the mean of its divisors is an integer number (36698376).

Almost surely, 2^798640002 is an apocalyptic number.

798640002 is an abundant number, since it is smaller than the sum of its proper divisors (962882046).

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

798640002 is a wasteful number, since it uses less digits than its factorization.

798640002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655 (or 2652 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 798640002 is about 28260.2194258997. The cubic root of 798640002 is about 927.7914223876.

Adding to 798640002 its reverse (200046897), we get a palindrome (998686899).

The spelling of 798640002 in words is "seven hundred ninety-eight million, six hundred forty thousand, two".