165335996 has 54 divisors (see below), whose sum is σ = 344477448. Its totient is φ = 69219360.

The previous prime is 165335977. The next prime is 165336007. The reversal of 165335996 is 699533561.

165335996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 165335996.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 1516790 + ... + 1516898.

It is an arithmetic number, because the mean of its divisors is an integer number (6379212).

Almost surely, 2^165335996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165335996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172238724).

165335996 is an abundant number, since it is smaller than the sum of its proper divisors (179141452).

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

165335996 is a wasteful number, since it uses less digits than its factorization.

165335996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 189 counting only the distinct ones).

The product of its digits is 656100, while the sum is 47.

The square root of 165335996 is about 12858.3045538671. The cubic root of 165335996 is about 548.8527004090.

The spelling of 165335996 in words is "one hundred sixty-five million, three hundred thirty-five thousand, nine hundred ninety-six".