324630072 has 96 divisors (see below), whose sum is σ = 976561200. Its totient is φ = 99874944.

The previous prime is 324630071. The next prime is 324630101. The reversal of 324630072 is 270036423.

324630072 is a `hidden beast` number, since 3 + 24 + 630 + 0 + 7 + 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 (324630071) 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, 32058 + ... + 40950.

Almost surely, 2^324630072 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 324630072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488280600).

324630072 is an abundant number, since it is smaller than the sum of its proper divisors (651931128).

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

324630072 is a wasteful number, since it uses less digits than its factorization.

324630072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8934 (or 8911 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 324630072 is about 18017.4934993744. The cubic root of 324630072 is about 687.2734747696.

Adding to 324630072 its reverse (270036423), we get a palindrome (594666495).

The spelling of 324630072 in words is "three hundred twenty-four million, six hundred thirty thousand, seventy-two".