33816066 has 16 divisors (see below), whose sum is σ = 68265504. Its totient is φ = 11166464.

The previous prime is 33816061. The next prime is 33816089. The reversal of 33816066 is 66061833.

33816066 is nontrivially palindromic in base 8.

It is a super-2 number, since 2×33816066² = 2287052639432712, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33816061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25695 + ... + 26978.

It is an arithmetic number, because the mean of its divisors is an integer number (4266594).

Almost surely, 2^33816066 is an apocalyptic number.

33816066 is an abundant number, since it is smaller than the sum of its proper divisors (34449438).

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

33816066 is a wasteful number, since it uses less digits than its factorization.

33816066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52785.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 33816066 is about 5815.1582953519. The cubic root of 33816066 is about 323.3759325552.

Adding to 33816066 its reverse (66061833), we get a palindrome (99877899).

The spelling of 33816066 in words is "thirty-three million, eight hundred sixteen thousand, sixty-six".