6546225 has 48 divisors (see below), whose sum is σ = 12741248. Its totient is φ = 2903040.

The previous prime is 6546223. The next prime is 6546229. The reversal of 6546225 is 5226456.

6546225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6546225 - 2¹ = 6546223 is a prime.

It is a Duffinian number.

6546225 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6546192 and 6546201.

It is not an unprimeable number, because it can be changed into a prime (6546223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19257 + ... + 19593.

Almost surely, 2^6546225 is an apocalyptic number.

It is an amenable number.

6546225 is a deficient number, since it is larger than the sum of its proper divisors (6195023).

6546225 is a wasteful number, since it uses less digits than its factorization.

6546225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 389 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 6546225 is about 2558.5591648426. The cubic root of 6546225 is about 187.0669115313.

The spelling of 6546225 in words is "six million, five hundred forty-six thousand, two hundred twenty-five".