421482 has 16 divisors (see below), whose sum is σ = 849600. Its totient is φ = 139392.

The previous prime is 421471. The next prime is 421483. The reversal of 421482 is 284124.

It is not an unprimeable number, because it can be changed into a prime (421483) by changing a digit.

421482 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018 + ... + 1370.

It is an arithmetic number, because the mean of its divisors is an integer number (53100).

2⁴²¹⁴⁸² is an apocalyptic number.

421482 is an abundant number, since it is smaller than the sum of its proper divisors (428118).

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

421482 is a wasteful number, since it uses less digits than its factorization.

421482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557.

The product of its digits is 512, while the sum is 21.

The square root of 421482 is about 649.2164508082. The cubic root of 421482 is about 74.9767038757.

It can be divided in two parts, 421 and 482, that added together give a triangular number (903 = T₄₂).

The spelling of 421482 in words is "four hundred twenty-one thousand, four hundred eighty-two".