3406855 has 4 divisors (see below), whose sum is σ = 4088232. Its totient is φ = 2725480.

The previous prime is 3406853. The next prime is 3406873. The reversal of 3406855 is 5586043.

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

It is not a de Polignac number, because 3406855 - 2¹ = 3406853 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406853) 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, 340681 + ... + 340690.

It is an arithmetic number, because the mean of its divisors is an integer number (1022058).

Almost surely, 2^3406855 is an apocalyptic number.

3406855 is a deficient number, since it is larger than the sum of its proper divisors (681377).

3406855 is an equidigital number, since it uses as much as digits as its factorization.

3406855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681376.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 3406855 is about 1845.7667783336. The cubic root of 3406855 is about 150.4704489023.

The spelling of 3406855 in words is "three million, four hundred six thousand, eight hundred fifty-five".