1322423044 has 6 divisors (see below), whose sum is σ = 2314240334. Its totient is φ = 661211520.

The previous prime is 1322423033. The next prime is 1322423093. The reversal of 1322423044 is 4403242231.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1086493444 + 235929600 = 32962^2 + 15360^2 .

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, 165302877 + ... + 165302884.

Almost surely, 2^1322423044 is an apocalyptic number.

It is an amenable number.

1322423044 is a deficient number, since it is larger than the sum of its proper divisors (991817290).

1322423044 is a wasteful number, since it uses less digits than its factorization.

1322423044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330605765 (or 330605763 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1322423044 is about 36365.1350059367. The cubic root of 1322423044 is about 1097.6321086710.

Adding to 1322423044 its reverse (4403242231), we get a palindrome (5725665275).

The spelling of 1322423044 in words is "one billion, three hundred twenty-two million, four hundred twenty-three thousand, forty-four".