3066215 has 4 divisors (see below), whose sum is σ = 3679464. Its totient is φ = 2452968.

The previous prime is 3066211. The next prime is 3066223. The reversal of 3066215 is 5126603.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3066215 - 2² = 3066211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3066211) 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, 306617 + ... + 306626.

It is an arithmetic number, because the mean of its divisors is an integer number (919866).

Almost surely, 2^3066215 is an apocalyptic number.

3066215 is a deficient number, since it is larger than the sum of its proper divisors (613249).

3066215 is an equidigital number, since it uses as much as digits as its factorization.

3066215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613248.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 3066215 is about 1751.0611068721. The cubic root of 3066215 is about 145.2783397175.

The spelling of 3066215 in words is "three million, sixty-six thousand, two hundred fifteen".