419489685 has 24 divisors (see below), whose sum is σ = 754047840. Its totient is φ = 223727184.

The previous prime is 419489659. The next prime is 419489687. The reversal of 419489685 is 586984914.

It is not a de Polignac number, because 419489685 - 2⁶ = 419489621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (419489687) 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 23 ways as a sum of consecutive naturals, for example, 171415 + ... + 173844.

It is an arithmetic number, because the mean of its divisors is an integer number (31418660).

Almost surely, 2^419489685 is an apocalyptic number.

419489685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

419489685 is a deficient number, since it is larger than the sum of its proper divisors (334558155).

419489685 is an equidigital number, since it uses as much as digits as its factorization.

419489685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345279 (or 345267 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 419489685 is about 20481.4473365531. The cubic root of 419489685 is about 748.5838075484.

The spelling of 419489685 in words is "four hundred nineteen million, four hundred eighty-nine thousand, six hundred eighty-five".