6660164 has 24 divisors (see below), whose sum is σ = 13751808. Its totient is φ = 2761920.

The previous prime is 6660161. The next prime is 6660191. The reversal of 6660164 is 4610666.

It is not an unprimeable number, because it can be changed into a prime (6660161) 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, 2969 + ... + 4704.

It is an arithmetic number, because the mean of its divisors is an integer number (572992).

Almost surely, 2^6660164 is an apocalyptic number.

It is an amenable number.

6660164 is an abundant number, since it is smaller than the sum of its proper divisors (7091644).

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

6660164 is a wasteful number, since it uses less digits than its factorization.

6660164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7715 (or 7713 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 6660164 is about 2580.7293542718. The cubic root of 6660164 is about 188.1459934335.

The spelling of 6660164 in words is "six million, six hundred sixty thousand, one hundred sixty-four".