3660560 has 20 divisors (see below), whose sum is σ = 8510988. Its totient is φ = 1464192.

The previous prime is 3660541. The next prime is 3660563. The reversal of 3660560 is 650663.

It can be written as a sum of positive squares in 2 ways, for example, as 984064 + 2676496 = 992^2 + 1636^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (3660563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22799 + ... + 22958.

Almost surely, 2^3660560 is an apocalyptic number.

It is an amenable number.

3660560 is an abundant number, since it is smaller than the sum of its proper divisors (4850428).

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

3660560 is a wasteful number, since it uses less digits than its factorization.

3660560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45770 (or 45764 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3660560 is about 1913.2589997175. The cubic root of 3660560 is about 154.1165138380.

The spelling of 3660560 in words is "three million, six hundred sixty thousand, five hundred sixty".