4609856 has 56 divisors (see below), whose sum is σ = 10241280. Its totient is φ = 2045952.

The previous prime is 4609849. The next prime is 4609897. The reversal of 4609856 is 6589064.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20561 + ... + 20783.

It is an arithmetic number, because the mean of its divisors is an integer number (182880).

Almost surely, 2^4609856 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 4609856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5120640).

4609856 is an abundant number, since it is smaller than the sum of its proper divisors (5631424).

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

4609856 is a wasteful number, since it uses less digits than its factorization.

4609856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 4609856 is about 2147.0575213534. The cubic root of 4609856 is about 166.4290444863.

The spelling of 4609856 in words is "four million, six hundred nine thousand, eight hundred fifty-six".