4609647 has 24 divisors (see below), whose sum is σ = 8012160. Its totient is φ = 2494800.

The previous prime is 4609621. The next prime is 4609651. The reversal of 4609647 is 7469064.

4609647 is a `hidden beast` number, since 4 + 6 + 0 + 9 + 647 = 666.

It is not a de Polignac number, because 4609647 - 2⁷ = 4609519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4609687) 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 in 23 ways as a sum of consecutive naturals, for example, 729 + ... + 3122.

It is an arithmetic number, because the mean of its divisors is an integer number (333840).

Almost surely, 2^4609647 is an apocalyptic number.

4609647 is a deficient number, since it is larger than the sum of its proper divisors (3402513).

4609647 is a wasteful number, since it uses less digits than its factorization.

4609647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883 (or 3880 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 4609647 is about 2147.0088495393. The cubic root of 4609647 is about 166.4265292815.

The spelling of 4609647 in words is "four million, six hundred nine thousand, six hundred forty-seven".