422304443 has 8 divisors (see below), whose sum is σ = 460957296. Its totient is φ = 383695200.

The previous prime is 422304437. The next prime is 422304451. The reversal of 422304443 is 344403224.

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

It is a cyclic number.

It is not a de Polignac number, because 422304443 - 2⁴ = 422304427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422300443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11333 + ... + 31193.

It is an arithmetic number, because the mean of its divisors is an integer number (57619662).

Almost surely, 2^422304443 is an apocalyptic number.

422304443 is a deficient number, since it is larger than the sum of its proper divisors (38652853).

422304443 is a wasteful number, since it uses less digits than its factorization.

422304443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21805.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 422304443 is about 20550.0472748848. The cubic root of 422304443 is about 750.2543984396.

Adding to 422304443 its reverse (344403224), we get a palindrome (766707667).

The spelling of 422304443 in words is "four hundred twenty-two million, three hundred four thousand, four hundred forty-three".