417881252 has 12 divisors (see below), whose sum is σ = 731443020. Its totient is φ = 208897536.

The previous prime is 417881251. The next prime is 417881279. The reversal of 417881252 is 252188714.

It can be written as a sum of positive squares in 2 ways, for example, as 405377956 + 12503296 = 20134^2 + 3536^2 .

It is not an unprimeable number, because it can be changed into a prime (417881251) 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 3 ways as a sum of consecutive naturals, for example, 22388 + ... + 36564.

It is an arithmetic number, because the mean of its divisors is an integer number (60953585).

Almost surely, 2^417881252 is an apocalyptic number.

It is an amenable number.

417881252 is a deficient number, since it is larger than the sum of its proper divisors (313561768).

417881252 is a wasteful number, since it uses less digits than its factorization.

417881252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21550 (or 21548 counting only the distinct ones).

The product of its digits is 35840, while the sum is 38.

The square root of 417881252 is about 20442.1440167121. The cubic root of 417881252 is about 747.6258268514.

The spelling of 417881252 in words is "four hundred seventeen million, eight hundred eighty-one thousand, two hundred fifty-two".