6669441 has 12 divisors (see below), whose sum is σ = 9839232. Its totient is φ = 4351416.

The previous prime is 6669413. The next prime is 6669451. The reversal of 6669441 is 1449666.

It is not a de Polignac number, because 6669441 - 2⁵ = 6669409 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6669396 and 6669405.

It is not an unprimeable number, because it can be changed into a prime (6669401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7461 + ... + 8306.

It is an arithmetic number, because the mean of its divisors is an integer number (819936).

Almost surely, 2^6669441 is an apocalyptic number.

It is an amenable number.

6669441 is a deficient number, since it is larger than the sum of its proper divisors (3169791).

6669441 is a wasteful number, since it uses less digits than its factorization.

6669441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15820 (or 15817 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 6669441 is about 2582.5260889292. The cubic root of 6669441 is about 188.2333096317.

The spelling of 6669441 in words is "six million, six hundred sixty-nine thousand, four hundred forty-one".