4641647 has 2 divisors, whose sum is σ = 4641648. Its totient is φ = 4641646.

The previous prime is 4641641. The next prime is 4641667. The reversal of 4641647 is 7461464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4641647 - 2⁴ = 4641631 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 (4641641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2320823 + 2320824.

It is an arithmetic number, because the mean of its divisors is an integer number (2320824).

Almost surely, 2^4641647 is an apocalyptic number.

4641647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4641647 is an equidigital number, since it uses as much as digits as its factorization.

4641647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 32.

The square root of 4641647 is about 2154.4481892123. The cubic root of 4641647 is about 166.8107505143.

The spelling of 4641647 in words is "four million, six hundred forty-one thousand, six hundred forty-seven".