794938009 has 2 divisors, whose sum is σ = 794938010. Its totient is φ = 794938008.

The previous prime is 794937977. The next prime is 794938013. The reversal of 794938009 is 900839497.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 645414025 + 149523984 = 25405^2 + 12228^2 .

It is a cyclic number.

It is not a de Polignac number, because 794938009 - 2⁵ = 794937977 is a prime.

It is not a weakly prime, because it can be changed into another prime (794938609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397469004 + 397469005.

It is an arithmetic number, because the mean of its divisors is an integer number (397469005).

Almost surely, 2^794938009 is an apocalyptic number.

It is an amenable number.

794938009 is a deficient number, since it is larger than the sum of its proper divisors (1).

794938009 is an equidigital number, since it uses as much as digits as its factorization.

794938009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 794938009 is about 28194.6450412131. The cubic root of 794938009 is about 926.3556490507.

The spelling of 794938009 in words is "seven hundred ninety-four million, nine hundred thirty-eight thousand, nine".