1322556432 has 80 divisors (see below), whose sum is σ = 3452517120. Its totient is φ = 436248576.

The previous prime is 1322556421. The next prime is 1322556437. The reversal of 1322556432 is 2346552231.

It is a happy number.

Its product of digits (43200) is a multiple of the sum of its prime factors (960).

It is a junction number, because it is equal to n+sod(n) for n = 1322556393 and 1322556402.

It is not an unprimeable number, because it can be changed into a prime (1322556437) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3399694 + ... + 3400082.

It is an arithmetic number, because the mean of its divisors is an integer number (43156464).

Almost surely, 2^1322556432 is an apocalyptic number.

1322556432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1322556432 is an abundant number, since it is smaller than the sum of its proper divisors (2129960688).

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

1322556432 is a wasteful number, since it uses less digits than its factorization.

1322556432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 954 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 1322556432 is about 36366.9689691071. The cubic root of 1322556432 is about 1097.6690121490.

The spelling of 1322556432 in words is "one billion, three hundred twenty-two million, five hundred fifty-six thousand, four hundred thirty-two".