65944132 has 12 divisors (see below), whose sum is σ = 115617040. Its totient is φ = 32910696.

The previous prime is 65944127. The next prime is 65944133. The reversal of 65944132 is 23144956.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (65944133) 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, 12882 + ... + 17257.

Almost surely, 2^65944132 is an apocalyptic number.

It is an amenable number.

65944132 is a deficient number, since it is larger than the sum of its proper divisors (49672908).

65944132 is a wasteful number, since it uses less digits than its factorization.

65944132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30690 (or 30688 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 65944132 is about 8120.5992389725. The cubic root of 65944132 is about 404.0099415911.

The spelling of 65944132 in words is "sixty-five million, nine hundred forty-four thousand, one hundred thirty-two".