1422230545 has 8 divisors (see below), whose sum is σ = 1706982696. Its totient is φ = 1137580416.

The previous prime is 1422230533. The next prime is 1422230549. The reversal of 1422230545 is 5450322241.

It can be written as a sum of positive squares in 4 ways, for example, as 613453824 + 808776721 = 24768^2 + 28439^2 .

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 1422230545 - 2¹⁹ = 1421706257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422230549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9549 + ... + 54181.

It is an arithmetic number, because the mean of its divisors is an integer number (213372837).

Almost surely, 2^1422230545 is an apocalyptic number.

It is an amenable number.

1422230545 is a deficient number, since it is larger than the sum of its proper divisors (284752151).

1422230545 is an equidigital number, since it uses as much as digits as its factorization.

1422230545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51011.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1422230545 is about 37712.4720086074. The cubic root of 1422230545 is about 1124.5790807218.

Adding to 1422230545 its reverse (5450322241), we get a palindrome (6872552786).

The spelling of 1422230545 in words is "one billion, four hundred twenty-two million, two hundred thirty thousand, five hundred forty-five".