417871072 has 24 divisors (see below), whose sum is σ = 849223872. Its totient is φ = 202195200.

The previous prime is 417871049. The next prime is 417871087. The reversal of 417871072 is 270178714.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209629 + ... + 211612.

It is an arithmetic number, because the mean of its divisors is an integer number (35384328).

Almost surely, 2^417871072 is an apocalyptic number.

It is an amenable number.

417871072 is an abundant number, since it is smaller than the sum of its proper divisors (431352800).

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

417871072 is a wasteful number, since it uses less digits than its factorization.

417871072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421282 (or 421274 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 37.

The square root of 417871072 is about 20441.8950197872. The cubic root of 417871072 is about 747.6197558342.

The spelling of 417871072 in words is "four hundred seventeen million, eight hundred seventy-one thousand, seventy-two".