3404423 has 4 divisors (see below), whose sum is σ = 3713928. Its totient is φ = 3094920.

The previous prime is 3404399. The next prime is 3404431. The reversal of 3404423 is 3244043.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3404423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3404395 and 3404404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3404473) 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, 154736 + ... + 154757.

It is an arithmetic number, because the mean of its divisors is an integer number (928482).

Almost surely, 2^3404423 is an apocalyptic number.

3404423 is a deficient number, since it is larger than the sum of its proper divisors (309505).

3404423 is a wasteful number, since it uses less digits than its factorization.

3404423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309504.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 3404423 is about 1845.1078559260. The cubic root of 3404423 is about 150.4346356920.

Adding to 3404423 its reverse (3244043), we get a palindrome (6648466).

The spelling of 3404423 in words is "three million, four hundred four thousand, four hundred twenty-three".