421322333 has 4 divisors (see below), whose sum is σ = 434913408. Its totient is φ = 407731260.

The previous prime is 421322329. The next prime is 421322371. The reversal of 421322333 is 333223124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 421322333 - 2² = 421322329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421322299 and 421322308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421322233) by changing a digit.

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, 6795491 + ... + 6795552.

It is an arithmetic number, because the mean of its divisors is an integer number (108728352).

Almost surely, 2^421322333 is an apocalyptic number.

It is an amenable number.

421322333 is a deficient number, since it is larger than the sum of its proper divisors (13591075).

421322333 is a wasteful number, since it uses less digits than its factorization.

421322333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13591074.

The product of its digits is 2592, while the sum is 23.

The square root of 421322333 is about 20526.1378003754. The cubic root of 421322333 is about 749.6723505116.

Adding to 421322333 its reverse (333223124), we get a palindrome (754545457).

The spelling of 421322333 in words is "four hundred twenty-one million, three hundred twenty-two thousand, three hundred thirty-three".