4512256 has 40 divisors (see below), whose sum is σ = 10311840. Its totient is φ = 1932288.

The previous prime is 4512241. The next prime is 4512283. The reversal of 4512256 is 6522154.

It is a self number, because there is not a number n which added to its sum of digits gives 4512256.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2955 + ... + 4213.

It is an arithmetic number, because the mean of its divisors is an integer number (257796).

Almost surely, 2^4512256 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 4512256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5155920).

4512256 is an abundant number, since it is smaller than the sum of its proper divisors (5799584).

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

4512256 is an equidigital number, since it uses as much as digits as its factorization.

4512256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284 (or 1268 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 4512256 is about 2124.2071462077. The cubic root of 4512256 is about 165.2461096170.

The spelling of 4512256 in words is "four million, five hundred twelve thousand, two hundred fifty-six".