2443456 has 28 divisors (see below), whose sum is σ = 4924552. Its totient is φ = 1202688.

The previous prime is 2443439. The next prime is 2443501. The reversal of 2443456 is 6543442.

It is a d-powerful number, because it can be written as 2⁵ + 4⁴ + 4⁶ + 3¹¹ + 4⁹ + 5⁹ + 6⁶ .

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, 4411 + ... + 4933.

2^2443456 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 2443456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2462276).

2443456 is an abundant number, since it is smaller than the sum of its proper divisors (2481096).

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

2443456 is an equidigital number, since it uses as much as digits as its factorization.

2443456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 598 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 2443456 is about 1563.1557823838. The cubic root of 2443456 is about 134.6898412338.

Adding to 2443456 its reverse (6543442), we get a palindrome (8986898).

The spelling of 2443456 in words is "two million, four hundred forty-three thousand, four hundred fifty-six".