3066667 has 4 divisors (see below), whose sum is σ = 3078016. Its totient is φ = 3055320.

The previous prime is 3066649. The next prime is 3066689. The reversal of 3066667 is 7666603.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7666603 = 7 ⋅1095229.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3066667 is a prime.

It is a Duffinian number.

3066667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3066617) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5259 + ... + 5812.

It is an arithmetic number, because the mean of its divisors is an integer number (769504).

Almost surely, 2^3066667 is an apocalyptic number.

3066667 is a deficient number, since it is larger than the sum of its proper divisors (11349).

3066667 is a wasteful number, since it uses less digits than its factorization.

3066667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11348.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 3066667 is about 1751.1901667152. The cubic root of 3066667 is about 145.2854780062.

The spelling of 3066667 in words is "three million, sixty-six thousand, six hundred sixty-seven".