65936066 has 12 divisors (see below), whose sum is σ = 115051878. Its totient is φ = 28258272.

The previous prime is 65936051. The next prime is 65936069. The reversal of 65936066 is 66063956.

It can be written as a sum of positive squares in only one way, i.e., 59830225 + 6105841 = 7735^2 + 2471^2 .

It is not an unprimeable number, because it can be changed into a prime (65936069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336311 + ... + 336506.

Almost surely, 2^65936066 is an apocalyptic number.

65936066 is a deficient number, since it is larger than the sum of its proper divisors (49115812).

65936066 is a wasteful number, since it uses less digits than its factorization.

65936066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672833 (or 672826 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 65936066 is about 8120.1025855589. The cubic root of 65936066 is about 403.9934686720.

The spelling of 65936066 in words is "sixty-five million, nine hundred thirty-six thousand, sixty-six".