3220616546 has 16 divisors (see below), whose sum is σ = 5811639360. Its totient is φ = 1307618640.

The previous prime is 3220616513. The next prime is 3220616549. The reversal of 3220616546 is 6456160223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3220616549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6053525 + ... + 6054056.

It is an arithmetic number, because the mean of its divisors is an integer number (363227460).

Almost surely, 2^3220616546 is an apocalyptic number.

3220616546 is a deficient number, since it is larger than the sum of its proper divisors (2591022814).

3220616546 is a wasteful number, since it uses less digits than its factorization.

3220616546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12107609.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 3220616546 is about 56750.4761742137. The cubic root of 3220616546 is about 1476.7704942449.

Adding to 3220616546 its reverse (6456160223), we get a palindrome (9676776769).

The spelling of 3220616546 in words is "three billion, two hundred twenty million, six hundred sixteen thousand, five hundred forty-six".