166030224 has 80 divisors (see below), whose sum is σ = 442001472. Its totient is φ = 53673984.

The previous prime is 166030219. The next prime is 166030229. The reversal of 166030224 is 422030661.

166030224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (166030219) and next prime (166030229).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 166030194 and 166030203.

It is not an unprimeable number, because it can be changed into a prime (166030229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530292 + ... + 530604.

Almost surely, 2^166030224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166030224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221000736).

166030224 is an abundant number, since it is smaller than the sum of its proper divisors (275971248).

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

166030224 is a wasteful number, since it uses less digits than its factorization.

166030224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 166030224 is about 12885.2715920154. The cubic root of 166030224 is about 549.6198188074.

Adding to 166030224 its reverse (422030661), we get a palindrome (588060885).

The spelling of 166030224 in words is "one hundred sixty-six million, thirty thousand, two hundred twenty-four".