1322324642 has 8 divisors (see below), whose sum is σ = 1983730716. Its totient is φ = 661081072.

The previous prime is 1322324593. The next prime is 1322324657. The reversal of 1322324642 is 2464232231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 918756721 + 403567921 = 30311^2 + 20089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 17693 + ... + 54384.

Almost surely, 2^1322324642 is an apocalyptic number.

1322324642 is a deficient number, since it is larger than the sum of its proper divisors (661406074).

1322324642 is an equidigital number, since it uses as much as digits as its factorization.

1322324642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81252.

The product of its digits is 13824, while the sum is 29.

The square root of 1322324642 is about 36363.7820090265. The cubic root of 1322324642 is about 1097.6048829219.

Adding to 1322324642 its reverse (2464232231), we get a palindrome (3786556873).

The spelling of 1322324642 in words is "one billion, three hundred twenty-two million, three hundred twenty-four thousand, six hundred forty-two".