65748764 has 12 divisors (see below), whose sum is σ = 116637024. Its totient is φ = 32423904.

The previous prime is 65748751. The next prime is 65748791. The reversal of 65748764 is 46784756.

It is a happy number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 112292 + ... + 112875.

It is an arithmetic number, because the mean of its divisors is an integer number (9719752).

Almost surely, 2^65748764 is an apocalyptic number.

It is an amenable number.

65748764 is a deficient number, since it is larger than the sum of its proper divisors (50888260).

65748764 is a wasteful number, since it uses less digits than its factorization.

65748764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225244 (or 225242 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 47.

The square root of 65748764 is about 8108.5611547302. The cubic root of 65748764 is about 403.6105697400.

The spelling of 65748764 in words is "sixty-five million, seven hundred forty-eight thousand, seven hundred sixty-four".