382643 has 2 divisors, whose sum is σ = 382644. Its totient is φ = 382642.

The previous prime is 382631. The next prime is 382649. The reversal of 382643 is 346283.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 382643 - 2⁶ = 382579 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (382649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191321 + 191322.

It is an arithmetic number, because the mean of its divisors is an integer number (191322).

2³⁸²⁶⁴³ is an apocalyptic number.

382643 is a deficient number, since it is larger than the sum of its proper divisors (1).

382643 is an equidigital number, since it uses as much as digits as its factorization.

382643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 26.

The square root of 382643 is about 618.5814416873. The cubic root of 382643 is about 72.5991034705.

The spelling of 382643 in words is "three hundred eighty-two thousand, six hundred forty-three".