421220314 has 8 divisors (see below), whose sum is σ = 631920960. Its totient is φ = 210579996.

The previous prime is 421220299. The next prime is 421220323. The reversal of 421220314 is 413022124.

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

It is a junction number, because it is equal to n+sod(n) for n = 421220291 and 421220300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12367 + ... + 31549.

It is an arithmetic number, because the mean of its divisors is an integer number (78990120).

Almost surely, 2^421220314 is an apocalyptic number.

421220314 is a deficient number, since it is larger than the sum of its proper divisors (210700646).

421220314 is a wasteful number, since it uses less digits than its factorization.

421220314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30164.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 421220314 is about 20523.6525501676. The cubic root of 421220314 is about 749.6118370666.

Adding to 421220314 its reverse (413022124), we get a palindrome (834242438).

The spelling of 421220314 in words is "four hundred twenty-one million, two hundred twenty thousand, three hundred fourteen".