421195 has 4 divisors (see below), whose sum is σ = 505440. Its totient is φ = 336952.

The previous prime is 421189. The next prime is 421207. The reversal of 421195 is 591124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 421195 - 2⁵ = 421163 is a prime.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 42115 + ... + 42124.

It is an arithmetic number, because the mean of its divisors is an integer number (126360).

2⁴²¹¹⁹⁵ is an apocalyptic number.

421195 is a deficient number, since it is larger than the sum of its proper divisors (84245).

421195 is an equidigital number, since it uses as much as digits as its factorization.

421195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84244.

The product of its digits is 360, while the sum is 22.

The square root of 421195 is about 648.9953774874. The cubic root of 421195 is about 74.9596820337.

It can be divided in two parts, 42119 and 5, that added together give a palindrome (42124).

The spelling of 421195 in words is "four hundred twenty-one thousand, one hundred ninety-five".