6635448 has 48 divisors (see below), whose sum is σ = 18116280. Its totient is φ = 2193984.

The previous prime is 6635407. The next prime is 6635467. The reversal of 6635448 is 8445366.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11011 + ... + 11597.

Almost surely, 2^6635448 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 6635448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9058140).

6635448 is an abundant number, since it is smaller than the sum of its proper divisors (11480832).

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

6635448 is a wasteful number, since it uses less digits than its factorization.

6635448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 749 counting only the distinct ones).

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

The square root of 6635448 is about 2575.9363346170. The cubic root of 6635448 is about 187.9129671091.

The spelling of 6635448 in words is "six million, six hundred thirty-five thousand, four hundred forty-eight".