306066601 has 4 divisors (see below), whose sum is σ = 306135252. Its totient is φ = 305997952.

The previous prime is 306066569. The next prime is 306066617. The reversal of 306066601 is 106660603.

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 237160000 + 68906601 = 15400^2 + 8301^2 .

It is a cyclic number.

It is not a de Polignac number, because 306066601 - 2⁵ = 306066569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 306066601.

It is not an unprimeable number, because it can be changed into a prime (306066301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27136 + ... + 36721.

It is an arithmetic number, because the mean of its divisors is an integer number (76533813).

Almost surely, 2^306066601 is an apocalyptic number.

It is an amenable number.

306066601 is a deficient number, since it is larger than the sum of its proper divisors (68651).

306066601 is an equidigital number, since it uses as much as digits as its factorization.

306066601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68650.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 306066601 is about 17494.7592438421. The cubic root of 306066601 is about 673.9152956155.

The spelling of 306066601 in words is "three hundred six million, sixty-six thousand, six hundred one".