1322433421 has 16 divisors (see below), whose sum is σ = 1405071360. Its totient is φ = 1241155440.

The previous prime is 1322433397. The next prime is 1322433443. The reversal of 1322433421 is 1243342231.

It is a cyclic number.

It is not a de Polignac number, because 1322433421 - 2⁷ = 1322433293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322433121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1367080 + ... + 1368046.

It is an arithmetic number, because the mean of its divisors is an integer number (87816960).

Almost surely, 2^1322433421 is an apocalyptic number.

It is an amenable number.

1322433421 is a deficient number, since it is larger than the sum of its proper divisors (82637939).

1322433421 is a wasteful number, since it uses less digits than its factorization.

1322433421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584.

The product of its digits is 3456, while the sum is 25.

The square root of 1322433421 is about 36365.2776835266. The cubic root of 1322433421 is about 1097.6349796884.

Adding to 1322433421 its reverse (1243342231), we get a palindrome (2565775652).

The spelling of 1322433421 in words is "one billion, three hundred twenty-two million, four hundred thirty-three thousand, four hundred twenty-one".