3924396818 has 8 divisors (see below), whose sum is σ = 5887489212. Its totient is φ = 1961900416.

The previous prime is 3924396793. The next prime is 3924396821. The reversal of 3924396818 is 8186934293.

It is a happy number.

3924396818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3920888689 + 3508129 = 62617^2 + 1873^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3924396818.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132155 + ... + 159102.

Almost surely, 2^3924396818 is an apocalyptic number.

3924396818 is a deficient number, since it is larger than the sum of its proper divisors (1963092394).

3924396818 is a wasteful number, since it uses less digits than its factorization.

3924396818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297996.

The product of its digits is 2239488, while the sum is 53.

The square root of 3924396818 is about 62645.0063293157. The cubic root of 3924396818 is about 1577.3363250843.

The spelling of 3924396818 in words is "three billion, nine hundred twenty-four million, three hundred ninety-six thousand, eight hundred eighteen".