6845660 has 12 divisors (see below), whose sum is σ = 14375928. Its totient is φ = 2738256.

The previous prime is 6845659. The next prime is 6845687. The reversal of 6845660 is 665486.

It is a self number, because there is not a number n which added to its sum of digits gives 6845660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171122 + ... + 171161.

It is an arithmetic number, because the mean of its divisors is an integer number (1197994).

Almost surely, 2^6845660 is an apocalyptic number.

It is an amenable number.

6845660 is an abundant number, since it is smaller than the sum of its proper divisors (7530268).

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

6845660 is a wasteful number, since it uses less digits than its factorization.

6845660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342292 (or 342290 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 6845660 is about 2616.4212199109. The cubic root of 6845660 is about 189.8767436968.

The spelling of 6845660 in words is "six million, eight hundred forty-five thousand, six hundred sixty".