796523209 has 2 divisors, whose sum is σ = 796523210. Its totient is φ = 796523208.

The previous prime is 796523197. The next prime is 796523213. The reversal of 796523209 is 902325697.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 646583184 + 149940025 = 25428^2 + 12245^2 .

It is a cyclic number.

It is not a de Polignac number, because 796523209 - 2¹⁵ = 796490441 is a prime.

It is not a weakly prime, because it can be changed into another prime (796523239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398261604 + 398261605.

It is an arithmetic number, because the mean of its divisors is an integer number (398261605).

Almost surely, 2^796523209 is an apocalyptic number.

It is an amenable number.

796523209 is a deficient number, since it is larger than the sum of its proper divisors (1).

796523209 is an equidigital number, since it uses as much as digits as its factorization.

796523209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 796523209 is about 28222.7427618224. The cubic root of 796523209 is about 926.9709942914.

The spelling of 796523209 in words is "seven hundred ninety-six million, five hundred twenty-three thousand, two hundred nine".