1322025224 has 64 divisors (see below), whose sum is σ = 2715476400. Its totient is φ = 599740416.

The previous prime is 1322025217. The next prime is 1322025253. The reversal of 1322025224 is 4225202231.

It can be written as a sum of positive squares in 8 ways, for example, as 12888100 + 1309137124 = 3590^2 + 36182^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1322025224.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2156342 + ... + 2156954.

Almost surely, 2^1322025224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322025224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357738200).

1322025224 is an abundant number, since it is smaller than the sum of its proper divisors (1393451176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322025224 is a wasteful number, since it uses less digits than its factorization.

1322025224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 950 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1322025224 is about 36359.6647949345. The cubic root of 1322025224 is about 1097.5220319949.

Adding to 1322025224 its reverse (4225202231), we get a palindrome (5547227455).

The spelling of 1322025224 in words is "one billion, three hundred twenty-two million, twenty-five thousand, two hundred twenty-four".