6536448 has 54 divisors (see below), whose sum is σ = 18852834. Its totient is φ = 2178048.

The previous prime is 6536441. The next prime is 6536461. The reversal of 6536448 is 8446356.

6536448 is a `hidden beast` number, since 6 + 5 + 3 + 644 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3873024 + 2663424 = 1968^2 + 1632^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6536441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 886 + ... + 3722.

Almost surely, 2^6536448 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 6536448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9426417).

6536448 is an abundant number, since it is smaller than the sum of its proper divisors (12316386).

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

6536448 is a wasteful number, since it uses less digits than its factorization.

6536448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859 (or 2842 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 6536448 is about 2556.6478052325. The cubic root of 6536448 is about 186.9737349558.

The spelling of 6536448 in words is "six million, five hundred thirty-six thousand, four hundred forty-eight".