4609608 has 64 divisors (see below), whose sum is σ = 12312000. Its totient is φ = 1435392.

The previous prime is 4609597. The next prime is 4609621. The reversal of 4609608 is 8069064.

It is a Cunningham number, because it is equal to 2147²-1.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25663 + ... + 25841.

It is an arithmetic number, because the mean of its divisors is an integer number (192375).

Almost surely, 2^4609608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4609608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6156000).

4609608 is an abundant number, since it is smaller than the sum of its proper divisors (7702392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4609608 is a wasteful number, since it uses less digits than its factorization.

4609608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 4609608 is about 2146.9997671169. Note that the first 3 decimals coincide. The cubic root of 4609608 is about 166.4260599286.

The spelling of 4609608 in words is "four million, six hundred nine thousand, six hundred eight".