4432256 has 32 divisors (see below), whose sum is σ = 9122880. Its totient is φ = 2142720.

The previous prime is 4432249. The next prime is 4432271. The reversal of 4432256 is 6522344.

It is a tau number, because it is divible by the number of its divisors (32).

It is a d-powerful number, because it can be written as 4⁸ + 4⁸ + 3 + 2¹⁹ + 2²¹ + 5³ + 6⁸ .

It is a congruent number.

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, 3410 + ... + 4526.

It is an arithmetic number, because the mean of its divisors is an integer number (285090).

Almost surely, 2^4432256 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 4432256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4561440).

4432256 is an abundant number, since it is smaller than the sum of its proper divisors (4690624).

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

4432256 is a wasteful number, since it uses less digits than its factorization.

4432256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162 (or 1150 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 4432256 is about 2105.2923787446. The cubic root of 4432256 is about 164.2637042437.

The spelling of 4432256 in words is "four million, four hundred thirty-two thousand, two hundred fifty-six".