3406849 has 4 divisors (see below), whose sum is σ = 3498964. Its totient is φ = 3314736.

The previous prime is 3406841. The next prime is 3406853. The reversal of 3406849 is 9486043.

3406849 = 177² + 178² + ... + 250².

3406849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2755600 + 651249 = 1660^2 + 807^2 .

It is a cyclic number.

It is not a de Polignac number, because 3406849 - 2³ = 3406841 is a prime.

It is a super-3 number, since 3×3406849³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3406841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46002 + ... + 46075.

It is an arithmetic number, because the mean of its divisors is an integer number (874741).

Almost surely, 2^3406849 is an apocalyptic number.

It is an amenable number.

3406849 is a deficient number, since it is larger than the sum of its proper divisors (92115).

3406849 is an equidigital number, since it uses as much as digits as its factorization.

3406849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92114.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 3406849 is about 1845.7651529921. The cubic root of 3406849 is about 150.4703605683.

The spelling of 3406849 in words is "three million, four hundred six thousand, eight hundred forty-nine".