65748812 has 24 divisors (see below), whose sum is σ = 120376032. Its totient is φ = 31363200.

The previous prime is 65748791. The next prime is 65748827. The reversal of 65748812 is 21884756.

It is a super-2 number, since 2×65748812² = 8645812558822688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65748812.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 49112 + ... + 50432.

It is an arithmetic number, because the mean of its divisors is an integer number (5015668).

Almost surely, 2^65748812 is an apocalyptic number.

It is an amenable number.

65748812 is a deficient number, since it is larger than the sum of its proper divisors (54627220).

65748812 is a wasteful number, since it uses less digits than its factorization.

65748812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889 (or 1887 counting only the distinct ones).

The product of its digits is 107520, while the sum is 41.

The square root of 65748812 is about 8108.5641145643. The cubic root of 65748812 is about 403.6106679589.

The spelling of 65748812 in words is "sixty-five million, seven hundred forty-eight thousand, eight hundred twelve".