4026647 has 2 divisors, whose sum is σ = 4026648. Its totient is φ = 4026646.

The previous prime is 4026643. The next prime is 4026653. The reversal of 4026647 is 7466204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4026647 - 2² = 4026643 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4026643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013323 + 2013324.

It is an arithmetic number, because the mean of its divisors is an integer number (2013324).

Almost surely, 2^4026647 is an apocalyptic number.

4026647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4026647 is an equidigital number, since it uses as much as digits as its factorization.

4026647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 4026647 is about 2006.6506920737. The cubic root of 4026647 is about 159.0918209669.

The spelling of 4026647 in words is "four million, twenty-six thousand, six hundred forty-seven".