165465244 has 12 divisors (see below), whose sum is σ = 330930544. Its totient is φ = 70913664.

The previous prime is 165465241. The next prime is 165465257. The reversal of 165465244 is 442564561.

165465244 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165465241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2954709 + ... + 2954764.

Almost surely, 2^165465244 is an apocalyptic number.

165465244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

165465244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

165465244 is a wasteful number, since it uses less digits than its factorization.

165465244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5909484 (or 5909482 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 165465244 is about 12863.3294290397. The cubic root of 165465244 is about 548.9956812456.

The spelling of 165465244 in words is "one hundred sixty-five million, four hundred sixty-five thousand, two hundred forty-four".