3972798799 has 4 divisors (see below), whose sum is σ = 4206492864. Its totient is φ = 3739104736.

The previous prime is 3972798793. The next prime is 3972798839. The reversal of 3972798799 is 9978972793.

3972798799 is digitally balanced in base 3, 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3972798799 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 (3972798793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116847007 + ... + 116847040.

It is an arithmetic number, because the mean of its divisors is an integer number (1051623216).

Almost surely, 2^3972798799 is an apocalyptic number.

3972798799 is a deficient number, since it is larger than the sum of its proper divisors (233694065).

3972798799 is a wasteful number, since it uses less digits than its factorization.

3972798799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233694064.

The product of its digits is 108020304, while the sum is 70.

The square root of 3972798799 is about 63030.1419877823. The cubic root of 3972798799 is about 1583.7945966556.

The spelling of 3972798799 in words is "three billion, nine hundred seventy-two million, seven hundred ninety-eight thousand, seven hundred ninety-nine".