419904223 has 4 divisors (see below), whose sum is σ = 421229160. Its totient is φ = 418579288.

The previous prime is 419904187. The next prime is 419904227. The reversal of 419904223 is 322409914.

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

It is a cyclic number.

It is not a de Polignac number, because 419904223 - 2¹³ = 419896031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (419904227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661993 + ... + 662626.

It is an arithmetic number, because the mean of its divisors is an integer number (105307290).

Almost surely, 2^419904223 is an apocalyptic number.

419904223 is a deficient number, since it is larger than the sum of its proper divisors (1324937).

419904223 is a wasteful number, since it uses less digits than its factorization.

419904223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324936.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 419904223 is about 20491.5646791552. The cubic root of 419904223 is about 748.8303088600.

The spelling of 419904223 in words is "four hundred nineteen million, nine hundred four thousand, two hundred twenty-three".