3220320002 has 4 divisors (see below), whose sum is σ = 4830480006. Its totient is φ = 1610160000.

The previous prime is 3220320001. The next prime is 3220320011. The reversal of 3220320002 is 2000230223.

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

It can be written as a sum of positive squares in only one way, i.e., 1866153601 + 1354166401 = 43199^2 + 36799^2 .

It is not an unprimeable number, because it can be changed into a prime (3220320001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805079999 + ... + 805080002.

Almost surely, 2^3220320002 is an apocalyptic number.

3220320002 is a deficient number, since it is larger than the sum of its proper divisors (1610160004).

3220320002 is a wasteful number, since it uses less digits than its factorization.

3220320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610160003.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 3220320002 is about 56747.8634135242. The cubic root of 3220320002 is about 1476.7251674299.

Adding to 3220320002 its reverse (2000230223), we get a palindrome (5220550225).

The spelling of 3220320002 in words is "three billion, two hundred twenty million, three hundred twenty thousand, two".