799364861 has 4 divisors (see below), whose sum is σ = 816372672. Its totient is φ = 782357052.

The previous prime is 799364843. The next prime is 799364869. The reversal of 799364861 is 168463997.

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 799364861 - 2²² = 795170557 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 (799364869) 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, 8503835 + ... + 8503928.

It is an arithmetic number, because the mean of its divisors is an integer number (204093168).

Almost surely, 2^799364861 is an apocalyptic number.

It is an amenable number.

799364861 is a deficient number, since it is larger than the sum of its proper divisors (17007811).

799364861 is a wasteful number, since it uses less digits than its factorization.

799364861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17007810.

The product of its digits is 1959552, while the sum is 53.

The square root of 799364861 is about 28273.0412407297. The cubic root of 799364861 is about 928.0720305050.

The spelling of 799364861 in words is "seven hundred ninety-nine million, three hundred sixty-four thousand, eight hundred sixty-one".