805980793 has 2 divisors, whose sum is σ = 805980794. Its totient is φ = 805980792.

The previous prime is 805980757. The next prime is 805980841. The reversal of 805980793 is 397089508.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 498048489 + 307932304 = 22317^2 + 17548^2 .

It is a cyclic number.

It is not a de Polignac number, because 805980793 - 2¹⁷ = 805849721 is a prime.

It is not a weakly prime, because it can be changed into another prime (805980493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402990396 + 402990397.

It is an arithmetic number, because the mean of its divisors is an integer number (402990397).

Almost surely, 2^805980793 is an apocalyptic number.

It is an amenable number.

805980793 is a deficient number, since it is larger than the sum of its proper divisors (1).

805980793 is an equidigital number, since it uses as much as digits as its factorization.

805980793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 805980793 is about 28389.8008622815. The cubic root of 805980793 is about 930.6253908152.

The spelling of 805980793 in words is "eight hundred five million, nine hundred eighty thousand, seven hundred ninety-three".