165033236 has 6 divisors (see below), whose sum is σ = 288808170. Its totient is φ = 82516616.

The previous prime is 165033233. The next prime is 165033247. The reversal of 165033236 is 632330561.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 124456336 + 40576900 = 11156^2 + 6370^2 .

It is a junction number, because it is equal to n+sod(n) for n = 165033199 and 165033208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165033233) 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 as a sum of consecutive naturals, namely, 20629151 + ... + 20629158.

It is an arithmetic number, because the mean of its divisors is an integer number (48134695).

Almost surely, 2^165033236 is an apocalyptic number.

It is an amenable number.

165033236 is a deficient number, since it is larger than the sum of its proper divisors (123774934).

165033236 is a wasteful number, since it uses less digits than its factorization.

165033236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41258313 (or 41258311 counting only the distinct ones).

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

The square root of 165033236 is about 12846.5262230690. The cubic root of 165033236 is about 548.5174796457.

Adding to 165033236 its reverse (632330561), we get a palindrome (797363797).

The spelling of 165033236 in words is "one hundred sixty-five million, thirty-three thousand, two hundred thirty-six".