66324612 has 24 divisors (see below), whose sum is σ = 155024800. Its totient is φ = 22070016.

The previous prime is 66324547. The next prime is 66324613. The reversal of 66324612 is 21642366.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 66324612.

It is not an unprimeable number, because it can be changed into a prime (66324613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2964 + ... + 11892.

Almost surely, 2^66324612 is an apocalyptic number.

It is an amenable number.

66324612 is an abundant number, since it is smaller than the sum of its proper divisors (88700188).

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

66324612 is a wasteful number, since it uses less digits than its factorization.

66324612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9555 (or 9553 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 66324612 is about 8143.9923870298. The cubic root of 66324612 is about 404.7854617436.

Adding to 66324612 its reverse (21642366), we get a palindrome (87966978).

The spelling of 66324612 in words is "sixty-six million, three hundred twenty-four thousand, six hundred twelve".