3449884189 has 2 divisors, whose sum is σ = 3449884190. Its totient is φ = 3449884188.

The previous prime is 3449884187. The next prime is 3449884199. The reversal of 3449884189 is 9814889443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2303520025 + 1146364164 = 47995^2 + 33858^2 .

It is a cyclic number.

It is not a de Polignac number, because 3449884189 - 2¹ = 3449884187 is a prime.

Together with 3449884187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3449884183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724942094 + 1724942095.

It is an arithmetic number, because the mean of its divisors is an integer number (1724942095).

Almost surely, 2^3449884189 is an apocalyptic number.

It is an amenable number.

3449884189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3449884189 is an equidigital number, since it uses as much as digits as its factorization.

3449884189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7962624, while the sum is 58.

The square root of 3449884189 is about 58735.7147653793. The cubic root of 3449884189 is about 1511.0129000676.

The spelling of 3449884189 in words is "three billion, four hundred forty-nine million, eight hundred eighty-four thousand, one hundred eighty-nine".