3406897 has 4 divisors (see below), whose sum is σ = 3668980. Its totient is φ = 3144816.

The previous prime is 3406877. The next prime is 3406913. The reversal of 3406897 is 7986043.

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 614656 + 2792241 = 784^2 + 1671^2 .

It is a cyclic number.

It is not a de Polignac number, because 3406897 - 2¹⁹ = 2882609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3406877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131022 + ... + 131047.

It is an arithmetic number, because the mean of its divisors is an integer number (917245).

Almost surely, 2^3406897 is an apocalyptic number.

It is an amenable number.

3406897 is a deficient number, since it is larger than the sum of its proper divisors (262083).

3406897 is a wasteful number, since it uses less digits than its factorization.

3406897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262082.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 3406897 is about 1845.7781556839. The cubic root of 3406897 is about 150.4710672372.

The spelling of 3406897 in words is "three million, four hundred six thousand, eight hundred ninety-seven".