382399999 has 2 divisors, whose sum is σ = 382400000. Its totient is φ = 382399998.

The previous prime is 382399957. The next prime is 382400041. The reversal of 382399999 is 999993283.

It is a balanced prime because it is at equal distance from previous prime (382399957) and next prime (382400041).

It is a cyclic number.

It is not a de Polignac number, because 382399999 - 2²¹ = 380302847 is a prime.

382399999 is a modest number, since divided by 99999 gives 3823 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (382399949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191199999 + 191200000.

It is an arithmetic number, because the mean of its divisors is an integer number (191200000).

Almost surely, 2^382399999 is an apocalyptic number.

382399999 is a deficient number, since it is larger than the sum of its proper divisors (1).

382399999 is an equidigital number, since it uses as much as digits as its factorization.

382399999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8503056, while the sum is 61.

The square root of 382399999 is about 19555.0504729597. The cubic root of 382399999 is about 725.8373197058.

The spelling of 382399999 in words is "three hundred eighty-two million, three hundred ninety-nine thousand, nine hundred ninety-nine".