4406609 has 4 divisors (see below), whose sum is σ = 4414704. Its totient is φ = 4398516.

The previous prime is 4406599. The next prime is 4406627. The reversal of 4406609 is 9066044.

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 4406609 - 2¹² = 4402513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4406659) 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, 3167 + ... + 4340.

It is an arithmetic number, because the mean of its divisors is an integer number (1103676).

Almost surely, 2^4406609 is an apocalyptic number.

It is an amenable number.

4406609 is a deficient number, since it is larger than the sum of its proper divisors (8095).

4406609 is an equidigital number, since it uses as much as digits as its factorization.

4406609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8094.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 4406609 is about 2099.1924637822. The cubic root of 4406609 is about 163.9462569292.

The spelling of 4406609 in words is "four million, four hundred six thousand, six hundred nine".