4529909 has 4 divisors (see below), whose sum is σ = 4535904. Its totient is φ = 4523916.

The previous prime is 4529897. The next prime is 4529911. The reversal of 4529909 is 9099254.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9099254 = 2 ⋅4549627.

It is a cyclic number.

It is not a de Polignac number, because 4529909 - 2⁴ = 4529893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4529929) 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 3 ways as a sum of consecutive naturals, for example, 1667 + ... + 3440.

It is an arithmetic number, because the mean of its divisors is an integer number (1133976).

Almost surely, 2^4529909 is an apocalyptic number.

It is an amenable number.

4529909 is a deficient number, since it is larger than the sum of its proper divisors (5995).

4529909 is an equidigital number, since it uses as much as digits as its factorization.

4529909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5994.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 4529909 is about 2128.3582875071. The cubic root of 4529909 is about 165.4613230053.

The spelling of 4529909 in words is "four million, five hundred twenty-nine thousand, nine hundred nine".