8006447 has 2 divisors, whose sum is σ = 8006448. Its totient is φ = 8006446.

The previous prime is 8006443. The next prime is 8006459. The reversal of 8006447 is 7446008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8006447 - 2² = 8006443 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8006441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4003223 + 4003224.

It is an arithmetic number, because the mean of its divisors is an integer number (4003224).

Almost surely, 2^8006447 is an apocalyptic number.

8006447 is a deficient number, since it is larger than the sum of its proper divisors (1).

8006447 is an equidigital number, since it uses as much as digits as its factorization.

8006447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 8006447 is about 2829.5665745835. The cubic root of 8006447 is about 200.0537105746.

The spelling of 8006447 in words is "eight million, six thousand, four hundred forty-seven".