165232612 has 12 divisors (see below), whose sum is σ = 289389100. Its totient is φ = 82550016.

The previous prime is 165232603. The next prime is 165232631. The reversal of 165232612 is 216232561.

It can be written as a sum of positive squares in 2 ways, for example, as 137921536 + 27311076 = 11744^2 + 5226^2 .

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 3 ways as a sum of consecutive naturals, for example, 10737 + ... + 21112.

Almost surely, 2^165232612 is an apocalyptic number.

It is an amenable number.

165232612 is a deficient number, since it is larger than the sum of its proper divisors (124156488).

165232612 is a wasteful number, since it uses less digits than its factorization.

165232612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33150 (or 33148 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 165232612 is about 12854.2837995744. The cubic root of 165232612 is about 548.7382780206.

The spelling of 165232612 in words is "one hundred sixty-five million, two hundred thirty-two thousand, six hundred twelve".