3217232616 has 64 divisors (see below), whose sum is σ = 8688227520. Its totient is φ = 986895360.

The previous prime is 3217232611. The next prime is 3217232639. The reversal of 3217232616 is 6162327123.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3217232611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87696 + ... + 118848.

It is an arithmetic number, because the mean of its divisors is an integer number (135753555).

Almost surely, 2^3217232616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3217232616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4344113760).

3217232616 is an abundant number, since it is smaller than the sum of its proper divisors (5470994904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3217232616 is a wasteful number, since it uses less digits than its factorization.

3217232616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31506 (or 31502 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 3217232616 is about 56720.6542275387. The cubic root of 3217232616 is about 1476.2530944281.

Adding to 3217232616 its reverse (6162327123), we get a palindrome (9379559739).

The spelling of 3217232616 in words is "three billion, two hundred seventeen million, two hundred thirty-two thousand, six hundred sixteen".