66000336 has 20 divisors (see below), whose sum is σ = 170500992. Its totient is φ = 22000096.

The previous prime is 66000331. The next prime is 66000349. The reversal of 66000336 is 63300066.

It is a super-2 number, since 2×66000336² = 8712088704225792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66000331) 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, 687456 + ... + 687551.

Almost surely, 2^66000336 is an apocalyptic number.

It is an amenable number.

66000336 is an abundant number, since it is smaller than the sum of its proper divisors (104500656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66000336 is a wasteful number, since it uses less digits than its factorization.

66000336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375018 (or 1375012 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 66000336 is about 8124.0590839801. The cubic root of 66000336 is about 404.1246878472.

The spelling of 66000336 in words is "sixty-six million, three hundred thirty-six", and thus it is an aban number.