6747552 has 72 divisors (see below), whose sum is σ = 21936096. Its totient is φ = 1927296.

The previous prime is 6747551. The next prime is 6747557. The reversal of 6747552 is 2557476.

6747552 is a `hidden beast` number, since 67 + 47 + 552 = 666.

6747552 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

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

6747552 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (6747551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343 + ... + 3689.

It is an arithmetic number, because the mean of its divisors is an integer number (304668).

Almost surely, 2^6747552 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 6747552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10968048).

6747552 is an abundant number, since it is smaller than the sum of its proper divisors (15188544).

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

6747552 is a wasteful number, since it uses less digits than its factorization.

6747552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370 (or 3359 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 6747552 is about 2597.6050508112. The cubic root of 6747552 is about 188.9653081534.

The spelling of 6747552 in words is "six million, seven hundred forty-seven thousand, five hundred fifty-two".