66003336 has 80 divisors (see below), whose sum is σ = 211295040. Its totient is φ = 18856800.

The previous prime is 66003331. The next prime is 66003341. The reversal of 66003336 is 63330066.

66003336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66003331) and next prime (66003341).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (66003331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2740 + ... + 11811.

It is an arithmetic number, because the mean of its divisors is an integer number (2641188).

Almost surely, 2^66003336 is an apocalyptic number.

It is an amenable number.

66003336 is an abundant number, since it is smaller than the sum of its proper divisors (145291704).

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

66003336 is a wasteful number, since it uses less digits than its factorization.

66003336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14576 (or 14563 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

The square root of 66003336 is about 8124.2437186485. The cubic root of 66003336 is about 404.1308108246.

The spelling of 66003336 in words is "sixty-six million, three thousand, three hundred thirty-six".