798545873 has 2 divisors, whose sum is σ = 798545874. Its totient is φ = 798545872.

The previous prime is 798545861. The next prime is 798545887. The reversal of 798545873 is 378545897.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 797893009 + 652864 = 28247^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 798545873 - 2⁴ = 798545857 is a prime.

It is a super-2 number, since 2×798545873² = 1275351022570664258, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (798545773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399272936 + 399272937.

It is an arithmetic number, because the mean of its divisors is an integer number (399272937).

Almost surely, 2^798545873 is an apocalyptic number.

It is an amenable number.

798545873 is a deficient number, since it is larger than the sum of its proper divisors (1).

798545873 is an equidigital number, since it uses as much as digits as its factorization.

798545873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8467200, while the sum is 56.

The square root of 798545873 is about 28258.5539792821. The cubic root of 798545873 is about 927.7549706238.

The spelling of 798545873 in words is "seven hundred ninety-eight million, five hundred forty-five thousand, eight hundred seventy-three".