382397399 has 2 divisors, whose sum is σ = 382397400. Its totient is φ = 382397398.

The previous prime is 382397387. The next prime is 382397419. The reversal of 382397399 is 993793283.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 382397399 - 2⁸ = 382397143 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 382397399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (382397359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191198699 + 191198700.

It is an arithmetic number, because the mean of its divisors is an integer number (191198700).

Almost surely, 2^382397399 is an apocalyptic number.

382397399 is a deficient number, since it is larger than the sum of its proper divisors (1).

382397399 is an equidigital number, since it uses as much as digits as its factorization.

382397399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2204496, while the sum is 53.

The square root of 382397399 is about 19554.9839938569. The cubic root of 382397399 is about 725.8356746733.

The spelling of 382397399 in words is "three hundred eighty-two million, three hundred ninety-seven thousand, three hundred ninety-nine".