6645114 has 48 divisors (see below), whose sum is σ = 17177472. Its totient is φ = 1815264.

The previous prime is 6645083. The next prime is 6645131. The reversal of 6645114 is 4115466.

6645114 is a `hidden beast` number, since 6 + 645 + 1 + 14 = 666.

It is a Curzon 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 23 ways as a sum of consecutive naturals, for example, 1752 + ... + 4044.

It is an arithmetic number, because the mean of its divisors is an integer number (357864).

Almost surely, 2^6645114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6645114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8588736).

6645114 is an abundant number, since it is smaller than the sum of its proper divisors (10532358).

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

6645114 is a wasteful number, since it uses less digits than its factorization.

6645114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331 (or 2328 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 6645114 is about 2577.8118628015. The cubic root of 6645114 is about 188.0041684605.

It can be divided in two parts, 664 and 5114, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 6645114 in words is "six million, six hundred forty-five thousand, one hundred fourteen".