1328620322 has 8 divisors (see below), whose sum is σ = 1996472016. Its totient is φ = 663129652.

The previous prime is 1328620313. The next prime is 1328620339. The reversal of 1328620322 is 2230268231.

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, 588848 + ... + 591099.

It is an arithmetic number, because the mean of its divisors is an integer number (249559002).

Almost surely, 2^1328620322 is an apocalyptic number.

1328620322 is a deficient number, since it is larger than the sum of its proper divisors (667851694).

1328620322 is a wasteful number, since it uses less digits than its factorization.

1328620322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180512.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1328620322 is about 36450.2444710594. The cubic root of 1328620322 is about 1099.3440502454.

Adding to 1328620322 its reverse (2230268231), we get a palindrome (3558888553).

The spelling of 1328620322 in words is "one billion, three hundred twenty-eight million, six hundred twenty thousand, three hundred twenty-two".