3346843561 has 4 divisors (see below), whose sum is σ = 3352148224. Its totient is φ = 3341538900.

The previous prime is 3346843543. The next prime is 3346843627. The reversal of 3346843561 is 1653486433.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1653486433 = 827 ⋅1999379.

It is a cyclic number.

It is not a de Polignac number, because 3346843561 - 2⁷ = 3346843433 is a prime.

It is a super-2 number, since 2×3346843561² = 22402723643614321442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3346843501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2651385 + ... + 2652646.

It is an arithmetic number, because the mean of its divisors is an integer number (838037056).

Almost surely, 2^3346843561 is an apocalyptic number.

It is an amenable number.

3346843561 is a deficient number, since it is larger than the sum of its proper divisors (5304663).

3346843561 is an equidigital number, since it uses as much as digits as its factorization.

3346843561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5304662.

The product of its digits is 622080, while the sum is 43.

The square root of 3346843561 is about 57851.9106080344. The cubic root of 3346843561 is about 1495.8170216750.

The spelling of 3346843561 in words is "three billion, three hundred forty-six million, eight hundred forty-three thousand, five hundred sixty-one".