417916668 has 48 divisors (see below), whose sum is σ = 1072512000. Its totient is φ = 125851584.

The previous prime is 417916663. The next prime is 417916679. The reversal of 417916668 is 866619714.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (417916663) 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 15 ways as a sum of consecutive naturals, for example, 21168 + ... + 35831.

It is an arithmetic number, because the mean of its divisors is an integer number (22344000).

Almost surely, 2^417916668 is an apocalyptic number.

It is an amenable number.

417916668 is an abundant number, since it is smaller than the sum of its proper divisors (654595332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

417916668 is a wasteful number, since it uses less digits than its factorization.

417916668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57066 (or 57064 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 417916668 is about 20443.0102480041. The cubic root of 417916668 is about 747.6469470206.

The spelling of 417916668 in words is "four hundred seventeen million, nine hundred sixteen thousand, six hundred sixty-eight".