799578313 has 4 divisors (see below), whose sum is σ = 801305728. Its totient is φ = 797850900.

The previous prime is 799578287. The next prime is 799578331. The reversal of 799578313 is 313875997.

It is a happy number.

799578313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 799578313 - 2²¹ = 797481161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (799578713) 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, 863013 + ... + 863938.

It is an arithmetic number, because the mean of its divisors is an integer number (200326432).

Almost surely, 2^799578313 is an apocalyptic number.

It is an amenable number.

799578313 is a deficient number, since it is larger than the sum of its proper divisors (1727415).

799578313 is a wasteful number, since it uses less digits than its factorization.

799578313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727414.

The product of its digits is 1428840, while the sum is 52.

The square root of 799578313 is about 28276.8158214464. The cubic root of 799578313 is about 928.1546299164.

The spelling of 799578313 in words is "seven hundred ninety-nine million, five hundred seventy-eight thousand, three hundred thirteen".