794036509 has 4 divisors (see below), whose sum is σ = 907470304. Its totient is φ = 680602716.

The previous prime is 794036491. The next prime is 794036531. The reversal of 794036509 is 905630497.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 794036509 - 2⁹ = 794035997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (794036209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56716887 + ... + 56716900.

It is an arithmetic number, because the mean of its divisors is an integer number (226867576).

Almost surely, 2^794036509 is an apocalyptic number.

It is an amenable number.

794036509 is a deficient number, since it is larger than the sum of its proper divisors (113433795).

794036509 is a wasteful number, since it uses less digits than its factorization.

794036509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113433794.

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

The square root of 794036509 is about 28178.6534277279. The cubic root of 794036509 is about 926.0053385054.

The spelling of 794036509 in words is "seven hundred ninety-four million, thirty-six thousand, five hundred nine".