419036421 has 4 divisors (see below), whose sum is σ = 558715232. Its totient is φ = 279357612.

The previous prime is 419036413. The next prime is 419036437. The reversal of 419036421 is 124630914.

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 not a de Polignac number, because 419036421 - 2³ = 419036413 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 (419032421) 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, 69839401 + ... + 69839406.

It is an arithmetic number, because the mean of its divisors is an integer number (139678808).

Almost surely, 2^419036421 is an apocalyptic number.

It is an amenable number.

419036421 is a deficient number, since it is larger than the sum of its proper divisors (139678811).

419036421 is a wasteful number, since it uses less digits than its factorization.

419036421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139678810.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 419036421 is about 20470.3791122685. The cubic root of 419036421 is about 748.3140922374.

The spelling of 419036421 in words is "four hundred nineteen million, thirty-six thousand, four hundred twenty-one".