3066257 has 4 divisors (see below), whose sum is σ = 3172020. Its totient is φ = 2960496.

The previous prime is 3066253. The next prime is 3066263. The reversal of 3066257 is 7526603.

3066257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1635841 + 1430416 = 1279^2 + 1196^2 .

It is a cyclic number.

It is not a de Polignac number, because 3066257 - 2² = 3066253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 105733 = 3066257 / (3 + 0 + 6 + 6 + 2 + 5 + 7).

It is not an unprimeable number, because it can be changed into a prime (3066251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52838 + ... + 52895.

It is an arithmetic number, because the mean of its divisors is an integer number (793005).

Almost surely, 2^3066257 is an apocalyptic number.

It is an amenable number.

3066257 is a deficient number, since it is larger than the sum of its proper divisors (105763).

3066257 is a wasteful number, since it uses less digits than its factorization.

3066257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105762.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 3066257 is about 1751.0730995592. The cubic root of 3066257 is about 145.2790030394.

The spelling of 3066257 in words is "three million, sixty-six thousand, two hundred fifty-seven".