2002026647 has 2 divisors, whose sum is σ = 2002026648. Its totient is φ = 2002026646.

The previous prime is 2002026643. The next prime is 2002026661. The reversal of 2002026647 is 7466202002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002026647 - 2² = 2002026643 is a prime.

It is a super-2 number, since 2×2002026647² = 8016221390596125218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002026643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001013323 + 1001013324.

It is an arithmetic number, because the mean of its divisors is an integer number (1001013324).

Almost surely, 2^2002026647 is an apocalyptic number.

2002026647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002026647 is an equidigital number, since it uses as much as digits as its factorization.

2002026647 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 2002026647 is about 44744.0124150707. The cubic root of 2002026647 is about 1260.3464754320.

Adding to 2002026647 its reverse (7466202002), we get a palindrome (9468228649).

The spelling of 2002026647 in words is "two billion, two million, twenty-six thousand, six hundred forty-seven".