4461609 has 8 divisors (see below), whose sum is σ = 6207552. Its totient is φ = 2845040.

The previous prime is 4461577. The next prime is 4461617. The reversal of 4461609 is 9061644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4461609 - 2⁵ = 4461577 is a prime.

4461609 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4461649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32262 + ... + 32399.

It is an arithmetic number, because the mean of its divisors is an integer number (775944).

Almost surely, 2^4461609 is an apocalyptic number.

It is an amenable number.

4461609 is a deficient number, since it is larger than the sum of its proper divisors (1745943).

4461609 is a wasteful number, since it uses less digits than its factorization.

4461609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64687.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4461609 is about 2112.2521156339. The cubic root of 4461609 is about 164.6255235675.

The spelling of 4461609 in words is "four million, four hundred sixty-one thousand, six hundred nine".