419854945 has 8 divisors (see below), whose sum is σ = 503938944. Its totient is φ = 335808624.

The previous prime is 419854943. The next prime is 419854987. The reversal of 419854945 is 549458914.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 419854945 - 2¹ = 419854943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (419854943) 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 7 ways as a sum of consecutive naturals, for example, 30442 + ... + 42028.

It is an arithmetic number, because the mean of its divisors is an integer number (62992368).

Almost surely, 2^419854945 is an apocalyptic number.

It is an amenable number.

419854945 is a deficient number, since it is larger than the sum of its proper divisors (84083999).

419854945 is a wasteful number, since it uses less digits than its factorization.

419854945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18839.

The product of its digits is 1036800, while the sum is 49.

The square root of 419854945 is about 20490.3622466759. The cubic root of 419854945 is about 748.8010146372.

The spelling of 419854945 in words is "four hundred nineteen million, eight hundred fifty-four thousand, nine hundred forty-five".