417388842 has 32 divisors (see below), whose sum is σ = 998880960. Its totient is φ = 128427120.

The previous prime is 417388781. The next prime is 417388849. The reversal of 417388842 is 248883714.

It is a super-2 number, since 2×417388842² = 348426890852201928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (417388849) 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 15 ways as a sum of consecutive naturals, for example, 296584 + ... + 297987.

It is an arithmetic number, because the mean of its divisors is an integer number (31215030).

Almost surely, 2^417388842 is an apocalyptic number.

417388842 is an abundant number, since it is smaller than the sum of its proper divisors (581492118).

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

417388842 is a wasteful number, since it uses less digits than its factorization.

417388842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594595 (or 594589 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 417388842 is about 20430.0964755431. The cubic root of 417388842 is about 747.3320566915.

The spelling of 417388842 in words is "four hundred seventeen million, three hundred eighty-eight thousand, eight hundred forty-two".