4565856 has 48 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 1507968.

The previous prime is 4565851. The next prime is 4565861. The reversal of 4565856 is 6585654.

It is an interprime number because it is at equal distance from previous prime (4565851) and next prime (4565861).

It is a tau number, because it is divible by the number of its divisors (48).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4565851) 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, 18985 + ... + 19223.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

Almost surely, 2^4565856 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 4565856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6048000).

4565856 is an abundant number, since it is smaller than the sum of its proper divisors (7530144).

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

4565856 is a wasteful number, since it uses less digits than its factorization.

4565856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 443 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

The square root of 4565856 is about 2136.7863721018. The cubic root of 4565856 is about 165.8978420164.

The spelling of 4565856 in words is "four million, five hundred sixty-five thousand, eight hundred fifty-six".