3646008647 has 2 divisors, whose sum is σ = 3646008648. Its totient is φ = 3646008646.

The previous prime is 3646008643. The next prime is 3646008661. The reversal of 3646008647 is 7468006463.

It is a happy number.

3646008647 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3646008647 - 2² = 3646008643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3646008598 and 3646008607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3646008643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823004323 + 1823004324.

It is an arithmetic number, because the mean of its divisors is an integer number (1823004324).

Almost surely, 2^3646008647 is an apocalyptic number.

3646008647 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646008647 is an equidigital number, since it uses as much as digits as its factorization.

3646008647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 3646008647 is about 60382.1881600858. The cubic root of 3646008647 is about 1539.1202946461.

The spelling of 3646008647 in words is "three billion, six hundred forty-six million, eight thousand, six hundred forty-seven".