421214 has 8 divisors (see below), whose sum is σ = 645408. Its totient is φ = 206080.
The previous prime is 421207. The next prime is 421241. The reversal of 421214 is 412124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 421214.
It is an unprimeable number.
421214 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2147 + ... + 2334.
It is an arithmetic number, because the mean of its divisors is an integer number (80676).
2421214 is an apocalyptic number.
421214 is a deficient number, since it is larger than the sum of its proper divisors (224194).
421214 is a wasteful number, since it uses less digits than its factorization.
421214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4530.
The product of its digits is 64, while the sum is 14.
The square root of 421214 is about 649.0100153310. The cubic root of 421214 is about 74.9608091542.
Adding to 421214 its reverse (412124), we get a palindrome (833338).
The spelling of 421214 in words is "four hundred twenty-one thousand, two hundred fourteen", and thus it is an iban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •