3979999793 has 16 divisors (see below), whose sum is σ = 4970419200. Its totient is φ = 3096085200.

The previous prime is 3979999789. The next prime is 3979999799.

3979999793 is nontrivially palindromic in base 10.

3979999793 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3979999793 - 2² = 3979999789 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3979999793.

It is not an unprimeable number, because it can be changed into a prime (3979999799) 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 15 ways as a sum of consecutive naturals, for example, 2978 + ... + 89268.

It is an arithmetic number, because the mean of its divisors is an integer number (310651200).

Almost surely, 2^3979999793 is an apocalyptic number.

It is an amenable number.

3979999793 is a deficient number, since it is larger than the sum of its proper divisors (990419407).

3979999793 is a wasteful number, since it uses less digits than its factorization.

3979999793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86908.

The product of its digits is 234365481, while the sum is 74.

The square root of 3979999793 is about 63087.2395417647. The cubic root of 3979999793 is about 1584.7509343371.

The spelling of 3979999793 in words is "three billion, nine hundred seventy-nine million, nine hundred ninety-nine thousand, seven hundred ninety-three".