12324040 has 16 divisors (see below), whose sum is σ = 27729180. Its totient is φ = 4929600.

The previous prime is 12323999. The next prime is 12324041. The reversal of 12324040 is 4042321.

It can be written as a sum of positive squares in 2 ways, for example, as 10771524 + 1552516 = 3282^2 + 1246^2 .

It is not an unprimeable number, because it can be changed into a prime (12324041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154011 + ... + 154090.

Almost surely, 2^12324040 is an apocalyptic number.

12324040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12324040 is an abundant number, since it is smaller than the sum of its proper divisors (15405140).

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

12324040 is a wasteful number, since it uses less digits than its factorization.

12324040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308112 (or 308108 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12324040 is about 3510.5612086958. The cubic root of 12324040 is about 230.9853129346.

Adding to 12324040 its reverse (4042321), we get a palindrome (16366361).

The spelling of 12324040 in words is "twelve million, three hundred twenty-four thousand, forty".