1322144032 has 48 divisors (see below), whose sum is σ = 2989072800. Its totient is φ = 569341440.

The previous prime is 1322143997. The next prime is 1322144053. The reversal of 1322144032 is 2304412231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1322143994 and 1322144012.

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 in 7 ways as a sum of consecutive naturals, for example, 92157 + ... + 105532.

It is an arithmetic number, because the mean of its divisors is an integer number (62272350).

Almost surely, 2^1322144032 is an apocalyptic number.

It is an amenable number.

1322144032 is an abundant number, since it is smaller than the sum of its proper divisors (1666928768).

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

1322144032 is a wasteful number, since it uses less digits than its factorization.

1322144032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197729 (or 197721 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1322144032 is about 36361.2985466691. The cubic root of 1322144032 is about 1097.5549084457.

Adding to 1322144032 its reverse (2304412231), we get a palindrome (3626556263).

The spelling of 1322144032 in words is "one billion, three hundred twenty-two million, one hundred forty-four thousand, thirty-two".