419389441 has 3 divisors (see below), whose sum is σ = 419409921. Its totient is φ = 419368962.

The previous prime is 419389427. The next prime is 419389463. The reversal of 419389441 is 144983914.

The square root of 419389441 is 20479.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 419389441 - 2¹¹ = 419387393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (419389241) 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 2 ways as a sum of consecutive naturals, for example, 10240 + ... + 30718.

It is an arithmetic number, because the mean of its divisors is an integer number (139803307).

Almost surely, 2^419389441 is an apocalyptic number.

419389441 is the 20479-th square number.

419389441 is the 10240-th centered octagonal number.

It is an amenable number.

419389441 is a deficient number, since it is larger than the sum of its proper divisors (20480).

419389441 is an frugal number, since it uses more digits than its factorization.

419389441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40958 (or 20479 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The cubic root of 419389441 is about 748.5241739697.

The spelling of 419389441 in words is "four hundred nineteen million, three hundred eighty-nine thousand, four hundred forty-one".