3469734209 has 2 divisors, whose sum is σ = 3469734210. Its totient is φ = 3469734208.

The previous prime is 3469734197. The next prime is 3469734211. The reversal of 3469734209 is 9024379643.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3466854400 + 2879809 = 58880^2 + 1697^2 .

It is an emirp because it is prime and its reverse (9024379643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3469734209 - 2²⁸ = 3201298753 is a prime.

It is a super-2 number, since 2×3469734209² = 24078110962209711362, which contains 22 as substring.

Together with 3469734211, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3469734259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1734867104 + 1734867105.

It is an arithmetic number, because the mean of its divisors is an integer number (1734867105).

Almost surely, 2^3469734209 is an apocalyptic number.

It is an amenable number.

3469734209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3469734209 is an equidigital number, since it uses as much as digits as its factorization.

3469734209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 47.

The square root of 3469734209 is about 58904.4498234217. The cubic root of 3469734209 is about 1513.9053926667.

The spelling of 3469734209 in words is "three billion, four hundred sixty-nine million, seven hundred thirty-four thousand, two hundred nine".