66324230 has 32 divisors (see below), whose sum is σ = 136719360. Its totient is φ = 22692960.

The previous prime is 66324161. The next prime is 66324233. The reversal of 66324230 is 3242366.

It is a self number, because there is not a number n which added to its sum of digits gives 66324230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66324233) 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, 63815 + ... + 64845.

It is an arithmetic number, because the mean of its divisors is an integer number (4272480).

Almost surely, 2^66324230 is an apocalyptic number.

66324230 is an abundant number, since it is smaller than the sum of its proper divisors (70395130).

66324230 is a wasteful number, since it uses less digits than its factorization.

66324230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 66324230 is about 8143.9689341254. The cubic root of 66324230 is about 404.7846846146.

Adding to 66324230 its reverse (3242366), we get a palindrome (69566596).

It can be divided in two parts, 6 and 6324230, that added together give a palindrome (6324236).

The spelling of 66324230 in words is "sixty-six million, three hundred twenty-four thousand, two hundred thirty".