3408889 has 4 divisors (see below), whose sum is σ = 3718800. Its totient is φ = 3098980.

The previous prime is 3408887. The next prime is 3408917. The reversal of 3408889 is 9888043.

3408889 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3408889 - 2¹ = 3408887 is a prime.

It is a Smith number, since the sum of its digits (40) 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 not an unprimeable number, because it can be changed into a prime (3408887) 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, 154939 + ... + 154960.

It is an arithmetic number, because the mean of its divisors is an integer number (929700).

Almost surely, 2^3408889 is an apocalyptic number.

It is an amenable number.

3408889 is a deficient number, since it is larger than the sum of its proper divisors (309911).

3408889 is a wasteful number, since it uses less digits than its factorization.

3408889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309910.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 3408889 is about 1846.3176866401. The cubic root of 3408889 is about 150.5003881478.

It can be divided in two parts, 340 and 8889, that added together give a palindrome (9229).

The spelling of 3408889 in words is "three million, four hundred eight thousand, eight hundred eighty-nine".