3306052661 has 4 divisors (see below), whose sum is σ = 3306244524. Its totient is φ = 3305860800.

The previous prime is 3306052643. The next prime is 3306052681. The reversal of 3306052661 is 1662506033.

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 1018248100 + 2287804561 = 31910^2 + 47831^2 .

It is a cyclic number.

It is not a de Polignac number, because 3306052661 - 2¹⁴ = 3306036277 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 (3306052681) 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, 67220 + ... + 105501.

It is an arithmetic number, because the mean of its divisors is an integer number (826561131).

Almost surely, 2^3306052661 is an apocalyptic number.

It is an amenable number.

3306052661 is a deficient number, since it is larger than the sum of its proper divisors (191863).

3306052661 is a wasteful number, since it uses less digits than its factorization.

3306052661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191862.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 3306052661 is about 57498.2839830894. The cubic root of 3306052661 is about 1489.7152228150.

Adding to 3306052661 its reverse (1662506033), we get a palindrome (4968558694).

The spelling of 3306052661 in words is "three billion, three hundred six million, fifty-two thousand, six hundred sixty-one".