6243456 has 64 divisors (see below), whose sum is σ = 16891200. Its totient is φ = 2042880.

The previous prime is 6243451. The next prime is 6243469. The reversal of 6243456 is 6543426.

It is a tau number, because it is divible by the number of its divisors (64).

It is a d-powerful number, because it can be written as 6³ + 2¹⁵ + 4⁷ + 3 + 4¹¹ + 5⁹ + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6243451) 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, 27150 + ... + 27378.

It is an arithmetic number, because the mean of its divisors is an integer number (263925).

Almost surely, 2^6243456 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 6243456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8445600).

6243456 is an abundant number, since it is smaller than the sum of its proper divisors (10647744).

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

6243456 is a wasteful number, since it uses less digits than its factorization.

6243456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317 (or 305 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 6243456 is about 2498.6908572290. The cubic root of 6243456 is about 184.1372636756.

Subtracting from 6243456 its sum of digits (30), we obtain a palindrome (6243426).

The spelling of 6243456 in words is "six million, two hundred forty-three thousand, four hundred fifty-six".