3020866 has 16 divisors (see below), whose sum is σ = 5007744. Its totient is φ = 1359424.

The previous prime is 3020851. The next prime is 3020869. The reversal of 3020866 is 6680203.

It is a self number, because there is not a number n which added to its sum of digits gives 3020866.

It is not an unprimeable number, because it can be changed into a prime (3020869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150 + ... + 2713.

It is an arithmetic number, because the mean of its divisors is an integer number (312984).

Almost surely, 2^3020866 is an apocalyptic number.

3020866 is a deficient number, since it is larger than the sum of its proper divisors (1986878).

3020866 is a wasteful number, since it uses less digits than its factorization.

3020866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3020866 is about 1738.0638653398. The cubic root of 3020866 is about 144.5585623271.

The spelling of 3020866 in words is "three million, twenty thousand, eight hundred sixty-six".