4555647 has 6 divisors (see below), whose sum is σ = 6580392. Its totient is φ = 3037092.

The previous prime is 4555637. The next prime is 4555673. The reversal of 4555647 is 7465554.

It is a happy number.

4555647 is a `hidden beast` number, since 4 + 5 + 5 + 5 + 647 = 666.

It is not a de Polignac number, because 4555647 - 2⁴ = 4555631 is a prime.

It is an Ulam number.

4555647 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4555637) 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 5 ways as a sum of consecutive naturals, for example, 253083 + ... + 253100.

It is an arithmetic number, because the mean of its divisors is an integer number (1096732).

Almost surely, 2^4555647 is an apocalyptic number.

4555647 is a deficient number, since it is larger than the sum of its proper divisors (2024745).

4555647 is a wasteful number, since it uses less digits than its factorization.

4555647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506189 (or 506186 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 4555647 is about 2134.3961675378. The cubic root of 4555647 is about 165.7741036314.

The spelling of 4555647 in words is "four million, five hundred fifty-five thousand, six hundred forty-seven".