3843978608 has 10 divisors (see below), whose sum is σ = 7447708584. Its totient is φ = 1921989296.

The previous prime is 3843978601. The next prime is 3843978731. The reversal of 3843978608 is 8068793483.

It is a happy number.

It is a super-3 number, since 3×3843978608³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3843978601) 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 as a sum of consecutive naturals, namely, 120124316 + ... + 120124347.

Almost surely, 2^3843978608 is an apocalyptic number.

It is an amenable number.

3843978608 is a deficient number, since it is larger than the sum of its proper divisors (3603729976).

3843978608 is a wasteful number, since it uses less digits than its factorization.

3843978608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240248671 (or 240248665 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 56.

The square root of 3843978608 is about 61999.8274836310. The cubic root of 3843978608 is about 1566.4876935334.

The spelling of 3843978608 in words is "three billion, eight hundred forty-three million, nine hundred seventy-eight thousand, six hundred eight".