8032643 has 2 divisors, whose sum is σ = 8032644. Its totient is φ = 8032642.

The previous prime is 8032639. The next prime is 8032669. The reversal of 8032643 is 3462308.

It is an a-pointer prime, because the next prime (8032669) can be obtained adding 8032643 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8032643 - 2² = 8032639 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8032613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4016321 + 4016322.

It is an arithmetic number, because the mean of its divisors is an integer number (4016322).

Almost surely, 2^8032643 is an apocalyptic number.

8032643 is a deficient number, since it is larger than the sum of its proper divisors (1).

8032643 is an equidigital number, since it uses as much as digits as its factorization.

8032643 is an odious number, because the sum of its binary digits is odd.

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

The square root of 8032643 is about 2834.1917719166. The cubic root of 8032643 is about 200.2716558484.

It can be divided in two parts, 80 and 32643, that added together give a palindrome (32723).

The spelling of 8032643 in words is "eight million, thirty-two thousand, six hundred forty-three".