3345784069 has 2 divisors, whose sum is σ = 3345784070. Its totient is φ = 3345784068.

The previous prime is 3345784061. The next prime is 3345784073. The reversal of 3345784069 is 9604875433.

3345784069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2736336100 + 609447969 = 52310^2 + 24687^2 .

It is a cyclic number.

It is not a de Polignac number, because 3345784069 - 2³ = 3345784061 is a prime.

It is a super-2 number, since 2×3345784069² = 22388542072748393522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3345784061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672892034 + 1672892035.

It is an arithmetic number, because the mean of its divisors is an integer number (1672892035).

Almost surely, 2^3345784069 is an apocalyptic number.

It is an amenable number.

3345784069 is a deficient number, since it is larger than the sum of its proper divisors (1).

3345784069 is an equidigital number, since it uses as much as digits as its factorization.

3345784069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 3345784069 is about 57842.7529514286. The cubic root of 3345784069 is about 1495.6591641395.

The spelling of 3345784069 in words is "three billion, three hundred forty-five million, seven hundred eighty-four thousand, sixty-nine".