421341 has 12 divisors (see below), whose sum is σ = 585312. Its totient is φ = 269584.

The previous prime is 421339. The next prime is 421349. The reversal of 421341 is 143124.

It is not a de Polignac number, because 421341 - 2¹ = 421339 is a prime.

It is an Ulam number.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 421341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421349) 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 11 ways as a sum of consecutive naturals, for example, 2440 + ... + 2606.

It is an arithmetic number, because the mean of its divisors is an integer number (48776).

2⁴²¹³⁴¹ is an apocalyptic number.

It is an amenable number.

421341 is a deficient number, since it is larger than the sum of its proper divisors (163971).

421341 is a wasteful number, since it uses less digits than its factorization.

421341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 199 counting only the distinct ones).

The product of its digits is 96, while the sum is 15.

The square root of 421341 is about 649.1078492824. The cubic root of 421341 is about 74.9683421945.

Adding to 421341 its reverse (143124), we get a palindrome (564465).

The spelling of 421341 in words is "four hundred twenty-one thousand, three hundred forty-one", and thus it is an iban number.