794880565 has 8 divisors (see below), whose sum is σ = 963690840. Its totient is φ = 629348352.

The previous prime is 794880551. The next prime is 794880589. The reversal of 794880565 is 565088497.

It can be written as a sum of positive squares in 4 ways, for example, as 307265841 + 487614724 = 17529^2 + 22082^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 794880565 - 2¹¹ = 794878517 is a prime.

It is a super-2 number, since 2×794880565² = 1263670225229438450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818980 + ... + 819949.

It is an arithmetic number, because the mean of its divisors is an integer number (120461355).

Almost surely, 2^794880565 is an apocalyptic number.

It is an amenable number.

794880565 is a deficient number, since it is larger than the sum of its proper divisors (168810275).

794880565 is a wasteful number, since it uses less digits than its factorization.

794880565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639031.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The square root of 794880565 is about 28193.6263187267. The cubic root of 794880565 is about 926.3333350023. Note that the first 5 decimals are identical.

The spelling of 794880565 in words is "seven hundred ninety-four million, eight hundred eighty thousand, five hundred sixty-five".