798018897 has 64 divisors (see below), whose sum is σ = 1237420800. Its totient is φ = 453841920.

The previous prime is 798018887. The next prime is 798018901. The reversal of 798018897 is 798810897.

798018897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-798018897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798018887) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2966479 + ... + 2966747.

It is an arithmetic number, because the mean of its divisors is an integer number (19334700).

Almost surely, 2^798018897 is an apocalyptic number.

It is an amenable number.

798018897 is a deficient number, since it is larger than the sum of its proper divisors (439401903).

798018897 is a wasteful number, since it uses less digits than its factorization.

798018897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418.

The product of its (nonzero) digits is 2032128, while the sum is 57.

The square root of 798018897 is about 28249.2282549453. The cubic root of 798018897 is about 927.5508445135.

The spelling of 798018897 in words is "seven hundred ninety-eight million, eighteen thousand, eight hundred ninety-seven".