320994799 has 8 divisors (see below), whose sum is σ = 341203968. Its totient is φ = 300933120.

The previous prime is 320994767. The next prime is 320994803. The reversal of 320994799 is 997499023.

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 320994799 - 2⁵ = 320994767 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 (320994199) 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, 32367 + ... + 41104.

It is an arithmetic number, because the mean of its divisors is an integer number (42650496).

Almost surely, 2^320994799 is an apocalyptic number.

320994799 is a deficient number, since it is larger than the sum of its proper divisors (20209169).

320994799 is a wasteful number, since it uses less digits than its factorization.

320994799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73745.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The square root of 320994799 is about 17916.3277208249. The cubic root of 320994799 is about 684.6984297770.

The spelling of 320994799 in words is "three hundred twenty million, nine hundred ninety-four thousand, seven hundred ninety-nine".