165032032 has 24 divisors (see below), whose sum is σ = 354444552. Its totient is φ = 75014400.

The previous prime is 165031973. The next prime is 165032033. The reversal of 165032032 is 230230561.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 165031994 and 165032012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165032033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234069 + ... + 234772.

It is an arithmetic number, because the mean of its divisors is an integer number (14768523).

Almost surely, 2^165032032 is an apocalyptic number.

It is an amenable number.

165032032 is an abundant number, since it is smaller than the sum of its proper divisors (189412520).

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

165032032 is a wasteful number, since it uses less digits than its factorization.

165032032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468862 (or 468854 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 165032032 is about 12846.4793620665. The cubic root of 165032032 is about 548.5161457394.

Adding to 165032032 its reverse (230230561), we get a palindrome (395262593).

The spelling of 165032032 in words is "one hundred sixty-five million, thirty-two thousand, thirty-two".