1423344322 has 4 divisors (see below), whose sum is σ = 2135016486. Its totient is φ = 711672160.

The previous prime is 1423344319. The next prime is 1423344347. The reversal of 1423344322 is 2234433241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2234433241 = 211 ⋅10589731.

It can be written as a sum of positive squares in only one way, i.e., 1289456281 + 133888041 = 35909^2 + 11571^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355836079 + ... + 355836082.

Almost surely, 2^1423344322 is an apocalyptic number.

1423344322 is a deficient number, since it is larger than the sum of its proper divisors (711672164).

1423344322 is an equidigital number, since it uses as much as digits as its factorization.

1423344322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711672163.

The product of its digits is 13824, while the sum is 28.

The square root of 1423344322 is about 37727.2358118111. The cubic root of 1423344322 is about 1124.8725641988.

Adding to 1423344322 its reverse (2234433241), we get a palindrome (3657777563).

The spelling of 1423344322 in words is "one billion, four hundred twenty-three million, three hundred forty-four thousand, three hundred twenty-two".