66033065 has 8 divisors (see below), whose sum is σ = 90559680. Its totient is φ = 45279792.

The previous prime is 66033061. The next prime is 66033067. The reversal of 66033065 is 56033066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66033065 - 2² = 66033061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66033061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943295 + ... + 943364.

It is an arithmetic number, because the mean of its divisors is an integer number (11319960).

Almost surely, 2^66033065 is an apocalyptic number.

It is an amenable number.

66033065 is a deficient number, since it is larger than the sum of its proper divisors (24526615).

66033065 is a wasteful number, since it uses less digits than its factorization.

66033065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886671.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 66033065 is about 8126.0731598971. The cubic root of 66033065 is about 404.1914774627.

Subtracting from 66033065 its reverse (56033066), we obtain a palindrome (9999999).

The spelling of 66033065 in words is "sixty-six million, thirty-three thousand, sixty-five".