5445609 has 16 divisors (see below), whose sum is σ = 8232000. Its totient is φ = 3174336.

The previous prime is 5445607. The next prime is 5445631. The reversal of 5445609 is 9065445.

It is not a de Polignac number, because 5445609 - 2¹ = 5445607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5445609.

It is not an unprimeable number, because it can be changed into a prime (5445607) 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 15 ways as a sum of consecutive naturals, for example, 2934 + ... + 4415.

It is an arithmetic number, because the mean of its divisors is an integer number (514500).

Almost surely, 2^5445609 is an apocalyptic number.

It is an amenable number.

5445609 is a deficient number, since it is larger than the sum of its proper divisors (2786391).

5445609 is a wasteful number, since it uses less digits than its factorization.

5445609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7384.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 5445609 is about 2333.5828676094. The cubic root of 5445609 is about 175.9336117552.

The spelling of 5445609 in words is "five million, four hundred forty-five thousand, six hundred nine".