421234214 has 8 divisors (see below), whose sum is σ = 631996608. Its totient is φ = 210568680.

The previous prime is 421234207. The next prime is 421234243. The reversal of 421234214 is 412432124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 421234214.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12137 + ... + 31460.

It is an arithmetic number, because the mean of its divisors is an integer number (78999576).

Almost surely, 2^421234214 is an apocalyptic number.

421234214 is a deficient number, since it is larger than the sum of its proper divisors (210762394).

421234214 is a wasteful number, since it uses less digits than its factorization.

421234214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48430.

The product of its digits is 1536, while the sum is 23.

The square root of 421234214 is about 20523.9911810544. The cubic root of 421234214 is about 749.6200825458.

Adding to 421234214 its reverse (412432124), we get a palindrome (833666338).

The spelling of 421234214 in words is "four hundred twenty-one million, two hundred thirty-four thousand, two hundred fourteen".