6545475 has 24 divisors (see below), whose sum is σ = 12025520. Its totient is φ = 3490560.

The previous prime is 6545471. The next prime is 6545477. The reversal of 6545475 is 5745456.

It is a happy number.

It is not a de Polignac number, because 6545475 - 2² = 6545471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6545471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4174 + ... + 5523.

Almost surely, 2^6545475 is an apocalyptic number.

6545475 is a deficient number, since it is larger than the sum of its proper divisors (5480045).

6545475 is a wasteful number, since it uses less digits than its factorization.

6545475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9716 (or 9705 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 6545475 is about 2558.4125937776. The cubic root of 6545475 is about 187.0597671826.

The spelling of 6545475 in words is "six million, five hundred forty-five thousand, four hundred seventy-five".