166122232 has 32 divisors (see below), whose sum is σ = 331315920. Its totient is φ = 77816320.

The previous prime is 166122191. The next prime is 166122247. The reversal of 166122232 is 232221661.

It is a junction number, because it is equal to n+sod(n) for n = 166122197 and 166122206.

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, 28182 + ... + 33562.

Almost surely, 2^166122232 is an apocalyptic number.

It is an amenable number.

166122232 is a deficient number, since it is larger than the sum of its proper divisors (165193688).

166122232 is a wasteful number, since it uses less digits than its factorization.

166122232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631 (or 5627 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 166122232 is about 12888.8413753914. The cubic root of 166122232 is about 549.7213265945.

Adding to 166122232 its reverse (232221661), we get a palindrome (398343893).

The spelling of 166122232 in words is "one hundred sixty-six million, one hundred twenty-two thousand, two hundred thirty-two".