3220516634 has 4 divisors (see below), whose sum is σ = 4830774954. Its totient is φ = 1610258316.

The previous prime is 3220516631. The next prime is 3220516639. The reversal of 3220516634 is 4366150223.

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., 3136336009 + 84180625 = 56003^2 + 9175^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3220516634.

It is not an unprimeable number, because it can be changed into a prime (3220516631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805129157 + ... + 805129160.

Almost surely, 2^3220516634 is an apocalyptic number.

3220516634 is a deficient number, since it is larger than the sum of its proper divisors (1610258320).

3220516634 is a wasteful number, since it uses less digits than its factorization.

3220516634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610258319.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 3220516634 is about 56749.5958928343. The cubic root of 3220516634 is about 1476.7552229847.

Adding to 3220516634 its reverse (4366150223), we get a palindrome (7586666857).

The spelling of 3220516634 in words is "three billion, two hundred twenty million, five hundred sixteen thousand, six hundred thirty-four".