421310234 has 8 divisors (see below), whose sum is σ = 636151008. Its totient is φ = 209259900.

The previous prime is 421310213. The next prime is 421310291. The reversal of 421310234 is 432013124.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697232 + ... + 697835.

It is an arithmetic number, because the mean of its divisors is an integer number (79518876).

Almost surely, 2^421310234 is an apocalyptic number.

421310234 is a deficient number, since it is larger than the sum of its proper divisors (214840774).

421310234 is a wasteful number, since it uses less digits than its factorization.

421310234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395220.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 421310234 is about 20525.8430764731. The cubic root of 421310234 is about 749.6651743965.

Adding to 421310234 its reverse (432013124), we get a palindrome (853323358).

The spelling of 421310234 in words is "four hundred twenty-one million, three hundred ten thousand, two hundred thirty-four".