4547009 has 4 divisors (see below), whose sum is σ = 4555200. Its totient is φ = 4538820.

The previous prime is 4546999. The next prime is 4547051. The reversal of 4547009 is 9007454.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4547009 - 2⁸ = 4546753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4547209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3197 + ... + 4394.

It is an arithmetic number, because the mean of its divisors is an integer number (1138800).

Almost surely, 2^4547009 is an apocalyptic number.

It is an amenable number.

4547009 is a deficient number, since it is larger than the sum of its proper divisors (8191).

4547009 is an equidigital number, since it uses as much as digits as its factorization.

4547009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8190.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 4547009 is about 2132.3716842990. The cubic root of 4547009 is about 165.6692621230.

The spelling of 4547009 in words is "four million, five hundred forty-seven thousand, nine".