3406647 has 8 divisors (see below), whose sum is σ = 4809456. Its totient is φ = 2137472.

The previous prime is 3406631. The next prime is 3406661. The reversal of 3406647 is 7466043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3406647 - 2⁴ = 3406631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33348 + ... + 33449.

It is an arithmetic number, because the mean of its divisors is an integer number (601182).

Almost surely, 2^3406647 is an apocalyptic number.

3406647 is a deficient number, since it is larger than the sum of its proper divisors (1402809).

3406647 is a wasteful number, since it uses less digits than its factorization.

3406647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66817.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 3406647 is about 1845.7104323268. The cubic root of 3406647 is about 150.4673865970.

The spelling of 3406647 in words is "three million, four hundred six thousand, six hundred forty-seven".