4080647 has 2 divisors, whose sum is σ = 4080648. Its totient is φ = 4080646.

The previous prime is 4080613. The next prime is 4080679. The reversal of 4080647 is 7460804.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4080647 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 (4080047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2040323 + 2040324.

It is an arithmetic number, because the mean of its divisors is an integer number (2040324).

Almost surely, 2^4080647 is an apocalyptic number.

4080647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4080647 is an equidigital number, since it uses as much as digits as its factorization.

4080647 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 4080647 is about 2020.0611376887. The cubic root of 4080647 is about 159.7998408522.

The spelling of 4080647 in words is "four million, eighty thousand, six hundred forty-seven".