3216500633 has 4 divisors (see below), whose sum is σ = 3385790160. Its totient is φ = 3047211108.

The previous prime is 3216500629. The next prime is 3216500647. The reversal of 3216500633 is 3360056123.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3360056123 = 42403 ⋅79241.

It is not a de Polignac number, because 3216500633 - 2² = 3216500629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3216500596 and 3216500605.

It is not an unprimeable number, because it can be changed into a prime (3216500653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84644735 + ... + 84644772.

It is an arithmetic number, because the mean of its divisors is an integer number (846447540).

Almost surely, 2^3216500633 is an apocalyptic number.

It is an amenable number.

3216500633 is a deficient number, since it is larger than the sum of its proper divisors (169289527).

3216500633 is a wasteful number, since it uses less digits than its factorization.

3216500633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169289526.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 3216500633 is about 56714.2013344101. The cubic root of 3216500633 is about 1476.1411271713.

Adding to 3216500633 its reverse (3360056123), we get a palindrome (6576556756).

The spelling of 3216500633 in words is "three billion, two hundred sixteen million, five hundred thousand, six hundred thirty-three".