165632132 has 12 divisors (see below), whose sum is σ = 299206656. Its totient is φ = 80144520.

The previous prime is 165632083. The next prime is 165632143. The reversal of 165632132 is 231236561.

165632132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 165632095 and 165632104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667748 + ... + 667995.

It is an arithmetic number, because the mean of its divisors is an integer number (24933888).

Almost surely, 2^165632132 is an apocalyptic number.

It is an amenable number.

165632132 is a deficient number, since it is larger than the sum of its proper divisors (133574524).

165632132 is a wasteful number, since it uses less digits than its factorization.

165632132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335778 (or 1335776 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 165632132 is about 12869.8147616817. The cubic root of 165632132 is about 549.1801913042.

Adding to 165632132 its reverse (231236561), we get a palindrome (396868693).

The spelling of 165632132 in words is "one hundred sixty-five million, six hundred thirty-two thousand, one hundred thirty-two".