6547660 has 24 divisors (see below), whose sum is σ = 15714720. Its totient is φ = 2244864.

The previous prime is 6547637. The next prime is 6547661. The reversal of 6547660 is 667456.

It is not an unprimeable number, because it can be changed into a prime (6547661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23245 + ... + 23524.

It is an arithmetic number, because the mean of its divisors is an integer number (654780).

Almost surely, 2^6547660 is an apocalyptic number.

It is an amenable number.

6547660 is an abundant number, since it is smaller than the sum of its proper divisors (9167060).

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

6547660 is a wasteful number, since it uses less digits than its factorization.

6547660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46785 (or 46783 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 6547660 is about 2558.8395807475. The cubic root of 6547660 is about 187.0805795311.

It can be divided in two parts, 65476 and 60, that added together give a 16-th power (65536 = 2¹⁶).

The spelling of 6547660 in words is "six million, five hundred forty-seven thousand, six hundred sixty".