421082266 has 8 divisors (see below), whose sum is σ = 689043744. Its totient is φ = 191401020.

The previous prime is 421082227. The next prime is 421082267. The reversal of 421082266 is 662280124.

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

It is not an unprimeable number, because it can be changed into a prime (421082267) 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, 9570030 + ... + 9570073.

It is an arithmetic number, because the mean of its divisors is an integer number (86130468).

Almost surely, 2^421082266 is an apocalyptic number.

421082266 is a deficient number, since it is larger than the sum of its proper divisors (267961478).

421082266 is a wasteful number, since it uses less digits than its factorization.

421082266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19140116.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 421082266 is about 20520.2891305167. The cubic root of 421082266 is about 749.5299371531.

The spelling of 421082266 in words is "four hundred twenty-one million, eighty-two thousand, two hundred sixty-six".