4481609 has 8 divisors (see below), whose sum is σ = 4969920. Its totient is φ = 4006800.

The previous prime is 4481599. The next prime is 4481611. The reversal of 4481609 is 9061844.

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 4481609 - 2⁴ = 4481593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4481629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669 + ... + 4010.

It is an arithmetic number, because the mean of its divisors is an integer number (621240).

Almost surely, 2^4481609 is an apocalyptic number.

It is an amenable number.

4481609 is a deficient number, since it is larger than the sum of its proper divisors (488311).

4481609 is a wasteful number, since it uses less digits than its factorization.

4481609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6751.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4481609 is about 2116.9811052534. The cubic root of 4481609 is about 164.8711451898.

The spelling of 4481609 in words is "four million, four hundred eighty-one thousand, six hundred nine".