798402065 has 16 divisors (see below), whose sum is σ = 969570000. Its totient is φ = 631099392.

The previous prime is 798402049. The next prime is 798402067. The reversal of 798402065 is 560204897.

798402065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 126607504 + 671794561 = 11252^2 + 25919^2 .

It is a cyclic number.

It is not a de Polignac number, because 798402065 - 2⁴ = 798402049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798402067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195161 + ... + 199209.

It is an arithmetic number, because the mean of its divisors is an integer number (60598125).

Almost surely, 2^798402065 is an apocalyptic number.

It is an amenable number.

798402065 is a deficient number, since it is larger than the sum of its proper divisors (171167935).

798402065 is a wasteful number, since it uses less digits than its factorization.

798402065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 798402065 is about 28256.0093608422. The cubic root of 798402065 is about 927.6992749728.

The spelling of 798402065 in words is "seven hundred ninety-eight million, four hundred two thousand, sixty-five".