382699643 has 2 divisors, whose sum is σ = 382699644. Its totient is φ = 382699642.

The previous prime is 382699609. The next prime is 382699649. The reversal of 382699643 is 346996283.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 382699643 - 2¹⁶ = 382634107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 382699591 and 382699600.

It is not a weakly prime, because it can be changed into another prime (382699649) 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, 191349821 + 191349822.

It is an arithmetic number, because the mean of its divisors is an integer number (191349822).

Almost surely, 2^382699643 is an apocalyptic number.

382699643 is a deficient number, since it is larger than the sum of its proper divisors (1).

382699643 is an equidigital number, since it uses as much as digits as its factorization.

382699643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 50.

The square root of 382699643 is about 19562.7105228289. The cubic root of 382699643 is about 726.0268559810.

The spelling of 382699643 in words is "three hundred eighty-two million, six hundred ninety-nine thousand, six hundred forty-three".