799000997 has 8 divisors (see below), whose sum is σ = 813203160. Its totient is φ = 784834560.

The previous prime is 799000991. The next prime is 799000999.

799000997 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 9728161 + 789272836 = 3119^2 + 28094^2 .

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 799000997 - 2²⁴ = 782223781 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 (799000991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38393 + ... + 55425.

It is an arithmetic number, because the mean of its divisors is an integer number (101650395).

Almost surely, 2^799000997 is an apocalyptic number.

It is an amenable number.

799000997 is a deficient number, since it is larger than the sum of its proper divisors (14202163).

799000997 is a wasteful number, since it uses less digits than its factorization.

799000997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17863.

The product of its (nonzero) digits is 321489, while the sum is 50.

The square root of 799000997 is about 28266.6056858619. The cubic root of 799000997 is about 927.9311923350.

It can be divided in two parts, 799000 and 997, that added together give a palindrome (799997).

The spelling of 799000997 in words is "seven hundred ninety-nine million, nine hundred ninety-seven", and thus it is an aban number.