798640001 has 2 divisors, whose sum is σ = 798640002. Its totient is φ = 798640000.

The previous prime is 798639979. The next prime is 798640009. The reversal of 798640001 is 100046897.

798640001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433638976 + 365001025 = 20824^2 + 19105^2 .

It is a cyclic number.

It is not a de Polignac number, because 798640001 - 2¹⁰ = 798638977 is a prime.

It is not a weakly prime, because it can be changed into another prime (798640009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399320000 + 399320001.

It is an arithmetic number, because the mean of its divisors is an integer number (399320001).

Almost surely, 2^798640001 is an apocalyptic number.

It is an amenable number.

798640001 is a deficient number, since it is larger than the sum of its proper divisors (1).

798640001 is an equidigital number, since it uses as much as digits as its factorization.

798640001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 798640001 is about 28260.2194082070. The cubic root of 798640001 is about 927.7914220003.

Adding to 798640001 its reverse (100046897), we get a palindrome (898686898).

The spelling of 798640001 in words is "seven hundred ninety-eight million, six hundred forty thousand, one".