1322844680 has 32 divisors (see below), whose sum is σ = 3017179800. Its totient is φ = 521888256.

The previous prime is 1322844671. The next prime is 1322844703. The reversal of 1322844680 is 864482231.

It can be written as a sum of positive squares in 4 ways, for example, as 1319287684 + 3556996 = 36322^2 + 1886^2 .

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 7 ways as a sum of consecutive naturals, for example, 223595 + ... + 229434.

Almost surely, 2^1322844680 is an apocalyptic number.

1322844680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322844680 is an abundant number, since it is smaller than the sum of its proper divisors (1694335120).

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

1322844680 is a wasteful number, since it uses less digits than its factorization.

1322844680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453113 (or 453109 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 1322844680 is about 36370.9317999965. The cubic root of 1322844680 is about 1097.7487511319.

The spelling of 1322844680 in words is "one billion, three hundred twenty-two million, eight hundred forty-four thousand, six hundred eighty".