166226224 has 10 divisors (see below), whose sum is σ = 322063340. Its totient is φ = 83113104.

The previous prime is 166226219. The next prime is 166226233. The reversal of 166226224 is 422622661.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5194554 + ... + 5194585.

It is an arithmetic number, because the mean of its divisors is an integer number (32206334).

Almost surely, 2^166226224 is an apocalyptic number.

It is an amenable number.

166226224 is a deficient number, since it is larger than the sum of its proper divisors (155837116).

166226224 is a wasteful number, since it uses less digits than its factorization.

166226224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10389147 (or 10389141 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 166226224 is about 12892.8749315271. The cubic root of 166226224 is about 549.8360106135.

Adding to 166226224 its reverse (422622661), we get a palindrome (588848885).

The spelling of 166226224 in words is "one hundred sixty-six million, two hundred twenty-six thousand, two hundred twenty-four".