6747225 has 12 divisors (see below), whose sum is σ = 11155536. Its totient is φ = 3598480.

The previous prime is 6747193. The next prime is 6747229. The reversal of 6747225 is 5227476.

It is not a de Polignac number, because 6747225 - 2⁵ = 6747193 is a prime.

It is a d-powerful number, because it can be written as 6³ + 7⁶ + 4⁹ + 7⁸ + 2 + 2¹⁹ + 5⁷ .

It is not an unprimeable number, because it can be changed into a prime (6747229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44907 + ... + 45056.

It is an arithmetic number, because the mean of its divisors is an integer number (929628).

Almost surely, 2^6747225 is an apocalyptic number.

It is an amenable number.

6747225 is a deficient number, since it is larger than the sum of its proper divisors (4408311).

6747225 is a wasteful number, since it uses less digits than its factorization.

6747225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89976 (or 89971 counting only the distinct ones).

The product of its digits is 23520, while the sum is 33.

The square root of 6747225 is about 2597.5421074547. The cubic root of 6747225 is about 188.9622555572.

The spelling of 6747225 in words is "six million, seven hundred forty-seven thousand, two hundred twenty-five".