65316633 has 4 divisors (see below), whose sum is σ = 87088848. Its totient is φ = 43544420.

The previous prime is 65316607. The next prime is 65316673. The reversal of 65316633 is 33661356.

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.

It is a cyclic number.

It is not a de Polignac number, because 65316633 - 2⁶ = 65316569 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65316594 and 65316603.

It is not an unprimeable number, because it can be changed into a prime (65316673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10886103 + ... + 10886108.

It is an arithmetic number, because the mean of its divisors is an integer number (21772212).

Almost surely, 2^65316633 is an apocalyptic number.

It is an amenable number.

65316633 is a deficient number, since it is larger than the sum of its proper divisors (21772215).

65316633 is a wasteful number, since it uses less digits than its factorization.

65316633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21772214.

The product of its digits is 29160, while the sum is 33.

The square root of 65316633 is about 8081.8706374205. The cubic root of 65316633 is about 402.7243875701.

Adding to 65316633 its reverse (33661356), we get a palindrome (98977989).

The spelling of 65316633 in words is "sixty-five million, three hundred sixteen thousand, six hundred thirty-three".