6545225 has 12 divisors (see below), whose sum is σ = 8469696. Its totient is φ = 5008080.

The previous prime is 6545219. The next prime is 6545243. The reversal of 6545225 is 5225456.

6545225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-6545225 is a prime.

It is a Duffinian number.

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, 5117 + ... + 6266.

It is an arithmetic number, because the mean of its divisors is an integer number (705808).

Almost surely, 2^6545225 is an apocalyptic number.

It is an amenable number.

6545225 is a deficient number, since it is larger than the sum of its proper divisors (1924471).

6545225 is a wasteful number, since it uses less digits than its factorization.

6545225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11416 (or 11411 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 6545225 is about 2558.3637348899. The cubic root of 6545225 is about 187.0573856118.

The spelling of 6545225 in words is "six million, five hundred forty-five thousand, two hundred twenty-five".