4609659 has 4 divisors (see below), whose sum is σ = 6146216. Its totient is φ = 3073104.

The previous prime is 4609651. The next prime is 4609663. The reversal of 4609659 is 9569064.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4609659 - 2³ = 4609651 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4609651) 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 3 ways as a sum of consecutive naturals, for example, 768274 + ... + 768279.

It is an arithmetic number, because the mean of its divisors is an integer number (1536554).

Almost surely, 2^4609659 is an apocalyptic number.

4609659 is a deficient number, since it is larger than the sum of its proper divisors (1536557).

4609659 is a wasteful number, since it uses less digits than its factorization.

4609659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536556.

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

The square root of 4609659 is about 2147.0116441231. The cubic root of 4609659 is about 166.4266736972.

The spelling of 4609659 in words is "four million, six hundred nine thousand, six hundred fifty-nine".