6601447 has 2 divisors, whose sum is σ = 6601448. Its totient is φ = 6601446.

The previous prime is 6601433. The next prime is 6601459. The reversal of 6601447 is 7441066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6601447 - 2¹¹ = 6599399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6601247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300723 + 3300724.

It is an arithmetic number, because the mean of its divisors is an integer number (3300724).

Almost surely, 2^6601447 is an apocalyptic number.

6601447 is a deficient number, since it is larger than the sum of its proper divisors (1).

6601447 is an equidigital number, since it uses as much as digits as its factorization.

6601447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 6601447 is about 2569.3281222919. The cubic root of 6601447 is about 187.5914528682.

The spelling of 6601447 in words is "six million, six hundred one thousand, four hundred forty-seven".