448256 has 36 divisors (see below), whose sum is σ = 956592. Its totient is φ = 208896.

The previous prime is 448249. The next prime is 448303. The reversal of 448256 is 652844.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 448256.

It is an unprimeable number.

448256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4301 + ... + 4403.

It is an arithmetic number, because the mean of its divisors is an integer number (26572).

2⁴⁴⁸²⁵⁶ 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 448256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478296).

448256 is an abundant number, since it is smaller than the sum of its proper divisors (508336).

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

448256 is a wasteful number, since it uses less digits than its factorization.

448256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 122 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 448256 is about 669.5192304930. The cubic root of 448256 is about 76.5318192494.

The spelling of 448256 in words is "four hundred forty-eight thousand, two hundred fifty-six".