798818897 has 2 divisors, whose sum is σ = 798818898. Its totient is φ = 798818896.

The previous prime is 798818873. The next prime is 798818921.

798818897 is nontrivially palindromic in base 10.

It is a balanced prime because it is at equal distance from previous prime (798818873) and next prime (798818921).

It can be written as a sum of positive squares in only one way, i.e., 686649616 + 112169281 = 26204^2 + 10591^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 798818897 - 2¹² = 798814801 is a prime.

It is a super-2 number, since 2×798818897² = 1276223260408593218, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (798818297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399409448 + 399409449.

It is an arithmetic number, because the mean of its divisors is an integer number (399409449).

Almost surely, 2^798818897 is an apocalyptic number.

It is an amenable number.

798818897 is a deficient number, since it is larger than the sum of its proper divisors (1).

798818897 is an equidigital number, since it uses as much as digits as its factorization.

798818897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16257024, while the sum is 65.

The square root of 798818897 is about 28263.3843868706. The cubic root of 798818897 is about 927.8606921690.

The spelling of 798818897 in words is "seven hundred ninety-eight million, eight hundred eighteen thousand, eight hundred ninety-seven".