3823191396 has 18 divisors (see below), whose sum is σ = 9664178342. Its totient is φ = 1274397120.

The previous prime is 3823191391. The next prime is 3823191403. The reversal of 3823191396 is 6931913283.

It can be written as a sum of positive squares in only one way, i.e., 2235965796 + 1587225600 = 47286^2 + 39840^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3823191391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53099845 + ... + 53099916.

Almost surely, 2^3823191396 is an apocalyptic number.

3823191396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3823191396 is an abundant number, since it is smaller than the sum of its proper divisors (5840986946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3823191396 is a wasteful number, since it uses less digits than its factorization.

3823191396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106199771 (or 106199766 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 3823191396 is about 61831.9609587145. The cubic root of 3823191396 is about 1563.6588722111.

The spelling of 3823191396 in words is "three billion, eight hundred twenty-three million, one hundred ninety-one thousand, three hundred ninety-six".