4099978382 has 8 divisors (see below), whose sum is σ = 6172170456. Its totient is φ = 2042588232.

The previous prime is 4099978357. The next prime is 4099978387. The reversal of 4099978382 is 2838799904.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4099978387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3699788 + ... + 3700895.

It is an arithmetic number, because the mean of its divisors is an integer number (771521307).

Almost surely, 2^4099978382 is an apocalyptic number.

4099978382 is a deficient number, since it is larger than the sum of its proper divisors (2072192074).

4099978382 is a wasteful number, since it uses less digits than its factorization.

4099978382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7400962.

The product of its (nonzero) digits is 7838208, while the sum is 59.

The square root of 4099978382 is about 64031.0735658867. The cubic root of 4099978382 is about 1600.5178508656.

The spelling of 4099978382 in words is "four billion, ninety-nine million, nine hundred seventy-eight thousand, three hundred eighty-two".