166045302 has 48 divisors (see below), whose sum is σ = 375757200. Its totient is φ = 54952992.

The previous prime is 166045283. The next prime is 166045309. The reversal of 166045302 is 203540661.

166045302 is a `hidden beast` number, since 1 + 6 + 604 + 53 + 0 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166045309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71268 + ... + 73560.

It is an arithmetic number, because the mean of its divisors is an integer number (7828275).

Almost surely, 2^166045302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166045302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187878600).

166045302 is an abundant number, since it is smaller than the sum of its proper divisors (209711898).

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

166045302 is a wasteful number, since it uses less digits than its factorization.

166045302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459 (or 2447 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 166045302 is about 12885.8566653521. The cubic root of 166045302 is about 549.6364561733.

Adding to 166045302 its reverse (203540661), we get a palindrome (369585963).

The spelling of 166045302 in words is "one hundred sixty-six million, forty-five thousand, three hundred two".