794216539 has 2 divisors, whose sum is σ = 794216540. Its totient is φ = 794216538.

The previous prime is 794216491. The next prime is 794216543. The reversal of 794216539 is 935612497.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 794216539 - 2¹⁵ = 794183771 is a prime.

It is a super-2 number, since 2×794216539² = 1261559821642277042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (794216569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397108269 + 397108270.

It is an arithmetic number, because the mean of its divisors is an integer number (397108270).

Almost surely, 2^794216539 is an apocalyptic number.

794216539 is a deficient number, since it is larger than the sum of its proper divisors (1).

794216539 is an equidigital number, since it uses as much as digits as its factorization.

794216539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 46.

The square root of 794216539 is about 28181.8476860549. The cubic root of 794216539 is about 926.0753168761.

The spelling of 794216539 in words is "seven hundred ninety-four million, two hundred sixteen thousand, five hundred thirty-nine".