3406005 has 12 divisors (see below), whose sum is σ = 5903820. Its totient is φ = 1816512.

The previous prime is 3406003. The next prime is 3406009. The reversal of 3406005 is 5006043.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2643876 + 762129 = 1626^2 + 873^2 .

It is not a de Polignac number, because 3406005 - 2¹ = 3406003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37800 + ... + 37889.

It is an arithmetic number, because the mean of its divisors is an integer number (491985).

Almost surely, 2^3406005 is an apocalyptic number.

It is an amenable number.

3406005 is a deficient number, since it is larger than the sum of its proper divisors (2497815).

3406005 is a wasteful number, since it uses less digits than its factorization.

3406005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75700 (or 75697 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3406005 is about 1845.5365073604. The cubic root of 3406005 is about 150.4579338877.

The spelling of 3406005 in words is "three million, four hundred six thousand, five".