161932 has 6 divisors (see below), whose sum is σ = 283388. Its totient is φ = 80964.

The previous prime is 161923. The next prime is 161947. The reversal of 161932 is 239161.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20238 + ... + 20245.

2¹⁶¹⁹³² is an apocalyptic number.

It is an amenable number.

161932 is a deficient number, since it is larger than the sum of its proper divisors (121456).

161932 is a wasteful number, since it uses less digits than its factorization.

161932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40487 (or 40485 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

The square root of 161932 is about 402.4077534044. The cubic root of 161932 is about 54.5059892977.

The spelling of 161932 in words is "one hundred sixty-one thousand, nine hundred thirty-two".