65738012 has 12 divisors (see below), whose sum is σ = 119008680. Its totient is φ = 31735536.

The previous prime is 65737993. The next prime is 65738021. The reversal of 65738012 is 21083756.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 65738012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283238 + ... + 283469.

It is an arithmetic number, because the mean of its divisors is an integer number (9917390).

Almost surely, 2^65738012 is an apocalyptic number.

It is an amenable number.

65738012 is a deficient number, since it is larger than the sum of its proper divisors (53270668).

65738012 is a wasteful number, since it uses less digits than its factorization.

65738012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566740 (or 566738 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 65738012 is about 8107.8981246683. The cubic root of 65738012 is about 403.5885675144.

The spelling of 65738012 in words is "sixty-five million, seven hundred thirty-eight thousand, twelve".