3549009 has 4 divisors (see below), whose sum is σ = 4732016. Its totient is φ = 2366004.

The previous prime is 3548989. The next prime is 3549011. The reversal of 3549009 is 9009453.

3549009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 3549009 - 2⁵ = 3548977 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3549019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591499 + ... + 591504.

It is an arithmetic number, because the mean of its divisors is an integer number (1183004).

Almost surely, 2^3549009 is an apocalyptic number.

It is an amenable number.

3549009 is a deficient number, since it is larger than the sum of its proper divisors (1183007).

3549009 is a wasteful number, since it uses less digits than its factorization.

3549009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183006.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 3549009 is about 1883.8813656916. The cubic root of 3549009 is about 152.5348339310.

The spelling of 3549009 in words is "three million, five hundred forty-nine thousand, nine".