421262 has 4 divisors (see below), whose sum is σ = 631896. Its totient is φ = 210630.

The previous prime is 421241. The next prime is 421273. The reversal of 421262 is 262124.

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

It is a self number, because there is not a number n which added to its sum of digits gives 421262.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 105314 + ... + 105317.

It is an arithmetic number, because the mean of its divisors is an integer number (157974).

2⁴²¹²⁶² is an apocalyptic number.

421262 is a deficient number, since it is larger than the sum of its proper divisors (210634).

421262 is a wasteful number, since it uses less digits than its factorization.

421262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210633.

The product of its digits is 192, while the sum is 17.

The square root of 421262 is about 649.0469936761. The cubic root of 421262 is about 74.9636564656.

Adding to 421262 its reverse (262124), we get a palindrome (683386).

The spelling of 421262 in words is "four hundred twenty-one thousand, two hundred sixty-two".