6670140 has 48 divisors (see below), whose sum is σ = 19662720. Its totient is φ = 1684800.

The previous prime is 6670109. The next prime is 6670187. The reversal of 6670140 is 410766.

It is a self number, because there is not a number n which added to its sum of digits gives 6670140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1786 + ... + 4065.

It is an arithmetic number, because the mean of its divisors is an integer number (409640).

Almost surely, 2^6670140 is an apocalyptic number.

6670140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6670140 is an abundant number, since it is smaller than the sum of its proper divisors (12992580).

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

6670140 is a wasteful number, since it uses less digits than its factorization.

6670140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882 (or 5880 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 6670140 is about 2582.6614179950. The cubic root of 6670140 is about 188.2398854196.

The spelling of 6670140 in words is "six million, six hundred seventy thousand, one hundred forty".