33145166 has 8 divisors (see below), whose sum is σ = 49744584. Its totient is φ = 16563640.

The previous prime is 33145157. The next prime is 33145187. The reversal of 33145166 is 66154133.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2081 + ... + 8403.

It is an arithmetic number, because the mean of its divisors is an integer number (6218073).

Almost surely, 2^33145166 is an apocalyptic number.

33145166 is a deficient number, since it is larger than the sum of its proper divisors (16599418).

33145166 is a wasteful number, since it uses less digits than its factorization.

33145166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8946.

The product of its digits is 6480, while the sum is 29.

The square root of 33145166 is about 5757.1838601872. The cubic root of 33145166 is about 321.2230732376.

Adding to 33145166 its reverse (66154133), we get a palindrome (99299299).

The spelling of 33145166 in words is "thirty-three million, one hundred forty-five thousand, one hundred sixty-six".