6755644 has 48 divisors (see below), whose sum is σ = 14350336. Its totient is φ = 2721600.

The previous prime is 6755641. The next prime is 6755653. The reversal of 6755644 is 4465576.

It is a happy number.

6755644 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6755641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37234 + ... + 37414.

Almost surely, 2^6755644 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 6755644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7175168).

6755644 is an abundant number, since it is smaller than the sum of its proper divisors (7594692).

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

6755644 is a wasteful number, since it uses less digits than its factorization.

6755644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 264 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 6755644 is about 2599.1621727010. The cubic root of 6755644 is about 189.0408168426.

It can be divided in two parts, 67556 and 44, that added together give a square (67600 = 260²).

The spelling of 6755644 in words is "six million, seven hundred fifty-five thousand, six hundred forty-four".