161946232 has 32 divisors (see below), whose sum is σ = 358225920. Its totient is φ = 67165920.

The previous prime is 161946229. The next prime is 161946241. The reversal of 161946232 is 232649161.

It is a happy number.

161946232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44908 + ... + 48379.

It is an arithmetic number, because the mean of its divisors is an integer number (11194560).

Almost surely, 2^161946232 is an apocalyptic number.

It is an amenable number.

161946232 is an abundant number, since it is smaller than the sum of its proper divisors (196279688).

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

161946232 is a wasteful number, since it uses less digits than its factorization.

161946232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93331 (or 93327 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 161946232 is about 12725.8096795450. The cubic root of 161946232 is about 545.0758607192.

The spelling of 161946232 in words is "one hundred sixty-one million, nine hundred forty-six thousand, two hundred thirty-two".