166230306 has 40 divisors (see below), whose sum is σ = 406345104. Its totient is φ = 50372280.

The previous prime is 166230293. The next prime is 166230329. The reversal of 166230306 is 603032661.

166230306 is a `hidden beast` number, since 1 + 6 + 623 + 0 + 30 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 166230306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 44860 + ... + 48423.

Almost surely, 2^166230306 is an apocalyptic number.

166230306 is an abundant number, since it is smaller than the sum of its proper divisors (240114798).

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

166230306 is a wasteful number, since it uses less digits than its factorization.

166230306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93308 (or 93299 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 166230306 is about 12893.0332350460. The cubic root of 166230306 is about 549.8405113318.

Adding to 166230306 its reverse (603032661), we get a palindrome (769262967).

The spelling of 166230306 in words is "one hundred sixty-six million, two hundred thirty thousand, three hundred six".