166224112 has 40 divisors (see below), whose sum is σ = 330045840. Its totient is φ = 81070080.

The previous prime is 166224089. The next prime is 166224131. The reversal of 166224112 is 211422661.

It is a happy number.

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, 178464 + ... + 179392.

It is an arithmetic number, because the mean of its divisors is an integer number (8251146).

Almost surely, 2^166224112 is an apocalyptic number.

It is an amenable number.

166224112 is a deficient number, since it is larger than the sum of its proper divisors (163821728).

166224112 is a wasteful number, since it uses less digits than its factorization.

166224112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201 (or 1195 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 166224112 is about 12892.7930255628. The cubic root of 166224112 is about 549.8336819425.

Adding to 166224112 its reverse (211422661), we get a palindrome (377646773).

The spelling of 166224112 in words is "one hundred sixty-six million, two hundred twenty-four thousand, one hundred twelve".