4659609 has 16 divisors (see below), whose sum is σ = 6519744. Its totient is φ = 2956800.

The previous prime is 4659587. The next prime is 4659619. The reversal of 4659609 is 9069564.

It is not a de Polignac number, because 4659609 - 2⁷ = 4659481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4659619) 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 15 ways as a sum of consecutive naturals, for example, 4849 + ... + 5729.

It is an arithmetic number, because the mean of its divisors is an integer number (407484).

Almost surely, 2^4659609 is an apocalyptic number.

It is an amenable number.

4659609 is a deficient number, since it is larger than the sum of its proper divisors (1860135).

4659609 is a wasteful number, since it uses less digits than its factorization.

4659609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 4659609 is about 2158.6127489663. The cubic root of 4659609 is about 167.0256453618.

The spelling of 4659609 in words is "four million, six hundred fifty-nine thousand, six hundred nine".