65016522 has 12 divisors (see below), whose sum is σ = 140869170. Its totient is φ = 21672168.

The previous prime is 65016509. The next prime is 65016527. The reversal of 65016522 is 22561056.

65016522 is a `hidden beast` number, since 6 + 5 + 0 + 1 + 652 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 59582961 + 5433561 = 7719^2 + 2331^2 .

It is not an unprimeable number, because it can be changed into a prime (65016527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1805997 + ... + 1806032.

Almost surely, 2^65016522 is an apocalyptic number.

65016522 is an abundant number, since it is smaller than the sum of its proper divisors (75852648).

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

65016522 is a wasteful number, since it uses less digits than its factorization.

65016522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612037 (or 3612034 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 65016522 is about 8063.2823341366. The cubic root of 65016522 is about 402.1066398606.

Adding to 65016522 its reverse (22561056), we get a palindrome (87577578).

It can be divided in two parts, 6 and 5016522, that added together give a triangular number (5016528 = T₃₁₆₇).

The spelling of 65016522 in words is "sixty-five million, sixteen thousand, five hundred twenty-two".