322240444 has 12 divisors (see below), whose sum is σ = 569396464. Its totient is φ = 159555744.

The previous prime is 322240441. The next prime is 322240483. The reversal of 322240444 is 444042223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322240441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390657 + ... + 391480.

Almost surely, 2^322240444 is an apocalyptic number.

It is an amenable number.

322240444 is a deficient number, since it is larger than the sum of its proper divisors (247156020).

322240444 is a wasteful number, since it uses less digits than its factorization.

322240444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782244 (or 782242 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 322240444 is about 17951.0569048176. The cubic root of 322240444 is about 685.5829615658.

Adding to 322240444 its reverse (444042223), we get a palindrome (766282667).

The spelling of 322240444 in words is "three hundred twenty-two million, two hundred forty thousand, four hundred forty-four".