799028891 has 2 divisors, whose sum is σ = 799028892. Its totient is φ = 799028890.

The previous prime is 799028833. The next prime is 799028927. The reversal of 799028891 is 198820997.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-799028891 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (799048891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399514445 + 399514446.

It is an arithmetic number, because the mean of its divisors is an integer number (399514446).

Almost surely, 2^799028891 is an apocalyptic number.

799028891 is a deficient number, since it is larger than the sum of its proper divisors (1).

799028891 is an equidigital number, since it uses as much as digits as its factorization.

799028891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 53.

The square root of 799028891 is about 28267.0990906389. The cubic root of 799028891 is about 927.9419905741.

The spelling of 799028891 in words is "seven hundred ninety-nine million, twenty-eight thousand, eight hundred ninety-one".