4527009 has 10 divisors (see below), whose sum is σ = 6762690. Its totient is φ = 3017952.

The previous prime is 4527007. The next prime is 4527043. The reversal of 4527009 is 9007254.

It can be written as a sum of positive squares in only one way, i.e., 4397409 + 129600 = 2097^2 + 360^2 .

It is not a de Polignac number, because 4527009 - 2¹ = 4527007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (4527007) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 27864 + ... + 28025.

It is an arithmetic number, because the mean of its divisors is an integer number (676269).

Almost surely, 2^4527009 is an apocalyptic number.

It is an amenable number.

4527009 is a deficient number, since it is larger than the sum of its proper divisors (2235681).

4527009 is an equidigital number, since it uses as much as digits as its factorization.

4527009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55901 (or 55892 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 4527009 is about 2127.6769021635. The cubic root of 4527009 is about 165.4260066028.

The spelling of 4527009 in words is "four million, five hundred twenty-seven thousand, nine".