6672345 has 16 divisors (see below), whose sum is σ = 10720512. Its totient is φ = 3543680.

The previous prime is 6672331. The next prime is 6672359. The reversal of 6672345 is 5432766.

It is an interprime number because it is at equal distance from previous prime (6672331) and next prime (6672359).

It is not a de Polignac number, because 6672345 - 2⁸ = 6672089 is a prime.

It is a d-powerful number, because it can be written as 6 + 6² + 7³ + 2¹⁹ + 3⁵ + 4¹¹ + 5⁹ .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3424 + ... + 5006.

It is an arithmetic number, because the mean of its divisors is an integer number (670032).

Almost surely, 2^6672345 is an apocalyptic number.

It is an amenable number.

6672345 is a deficient number, since it is larger than the sum of its proper divisors (4048167).

6672345 is a wasteful number, since it uses less digits than its factorization.

6672345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872.

The product of its digits is 30240, while the sum is 33.

The square root of 6672345 is about 2583.0882679459. The cubic root of 6672345 is about 188.2606257748.

The spelling of 6672345 in words is "six million, six hundred seventy-two thousand, three hundred forty-five".