3346666693 has 2 divisors, whose sum is σ = 3346666694. Its totient is φ = 3346666692.

The previous prime is 3346666691. The next prime is 3346666709. The reversal of 3346666693 is 3966666433.

3346666693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3182877889 + 163788804 = 56417^2 + 12798^2 .

It is an emirp because it is prime and its reverse (3966666433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3346666693 - 2¹ = 3346666691 is a prime.

It is a super-3 number, since 3×3346666693³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 3346666691, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3346666693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3346666691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1673333346 + 1673333347.

It is an arithmetic number, because the mean of its divisors is an integer number (1673333347).

Almost surely, 2^3346666693 is an apocalyptic number.

It is an amenable number.

3346666693 is a deficient number, since it is larger than the sum of its proper divisors (1).

3346666693 is an equidigital number, since it uses as much as digits as its factorization.

3346666693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7558272, while the sum is 52.

The square root of 3346666693 is about 57850.3819607096. The cubic root of 3346666693 is about 1495.7906717903.

The spelling of 3346666693 in words is "three billion, three hundred forty-six million, six hundred sixty-six thousand, six hundred ninety-three".