1329607222 has 4 divisors (see below), whose sum is σ = 1994410836. Its totient is φ = 664803610.

The previous prime is 1329607211. The next prime is 1329607229. The reversal of 1329607222 is 2227069231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1329607229) 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 as a sum of consecutive naturals, namely, 332401804 + ... + 332401807.

It is an arithmetic number, because the mean of its divisors is an integer number (498602709).

Almost surely, 2^1329607222 is an apocalyptic number.

1329607222 is a deficient number, since it is larger than the sum of its proper divisors (664803614).

1329607222 is an equidigital number, since it uses as much as digits as its factorization.

1329607222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664803613.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1329607222 is about 36463.7795901632. The cubic root of 1329607222 is about 1099.6161806913.

The spelling of 1329607222 in words is "one billion, three hundred twenty-nine million, six hundred seven thousand, two hundred twenty-two".