6660652 has 24 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 3207120.

The previous prime is 6660649. The next prime is 6660677. The reversal of 6660652 is 2560666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13099 + ... + 13597.

It is an arithmetic number, because the mean of its divisors is an integer number (504000).

Almost surely, 2^6660652 is an apocalyptic number.

It is an amenable number.

6660652 is a deficient number, since it is larger than the sum of its proper divisors (5435348).

6660652 is a wasteful number, since it uses less digits than its factorization.

6660652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6660652 is about 2580.8238994554. The cubic root of 6660652 is about 188.1505885658.

The spelling of 6660652 in words is "six million, six hundred sixty thousand, six hundred fifty-two".