3216530224 has 10 divisors (see below), whose sum is σ = 6232027340. Its totient is φ = 1608265104.

The previous prime is 3216530189. The next prime is 3216530227. The reversal of 3216530224 is 4220356123.

It is a junction number, because it is equal to n+sod(n) for n = 3216530192 and 3216530201.

It is not an unprimeable number, because it can be changed into a prime (3216530227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100516554 + ... + 100516585.

It is an arithmetic number, because the mean of its divisors is an integer number (623202734).

Almost surely, 2^3216530224 is an apocalyptic number.

It is an amenable number.

3216530224 is a deficient number, since it is larger than the sum of its proper divisors (3015497116).

3216530224 is a wasteful number, since it uses less digits than its factorization.

3216530224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201033147 (or 201033141 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3216530224 is about 56714.4622120320. The cubic root of 3216530224 is about 1476.1456538670.

Adding to 3216530224 its reverse (4220356123), we get a palindrome (7436886347).

The spelling of 3216530224 in words is "three billion, two hundred sixteen million, five hundred thirty thousand, two hundred twenty-four".