798504893 has 2 divisors, whose sum is σ = 798504894. Its totient is φ = 798504892.

The previous prime is 798504877. The next prime is 798504899. The reversal of 798504893 is 398405897.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 509946724 + 288558169 = 22582^2 + 16987^2 .

It is a cyclic number.

It is not a de Polignac number, because 798504893 - 2⁴ = 798504877 is a prime.

It is a super-2 number, since 2×798504893² = 1275220128289882898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798504899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399252446 + 399252447.

It is an arithmetic number, because the mean of its divisors is an integer number (399252447).

Almost surely, 2^798504893 is an apocalyptic number.

It is an amenable number.

798504893 is a deficient number, since it is larger than the sum of its proper divisors (1).

798504893 is an equidigital number, since it uses as much as digits as its factorization.

798504893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 798504893 is about 28257.8288797990. The cubic root of 798504893 is about 927.7391000895.

The spelling of 798504893 in words is "seven hundred ninety-eight million, five hundred four thousand, eight hundred ninety-three".