7066305 has 32 divisors (see below), whose sum is σ = 13305600. Its totient is φ = 3545856.

The previous prime is 7066303. The next prime is 7066321. The reversal of 7066305 is 5036607.

7066305 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7066305 - 2¹ = 7066303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7066303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 756 + ... + 3834.

It is an arithmetic number, because the mean of its divisors is an integer number (415800).

Almost surely, 2^7066305 is an apocalyptic number.

It is an amenable number.

7066305 is a deficient number, since it is larger than the sum of its proper divisors (6239295).

7066305 is a wasteful number, since it uses less digits than its factorization.

7066305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110 (or 3104 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 7066305 is about 2658.2522453672. The cubic root of 7066305 is about 191.8952064860.

The spelling of 7066305 in words is "seven million, sixty-six thousand, three hundred five".