12322040 has 16 divisors (see below), whose sum is σ = 27724680. Its totient is φ = 4928800.

The previous prime is 12322039. The next prime is 12322067. The reversal of 12322040 is 4022321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153986 + ... + 154065.

Almost surely, 2^12322040 is an apocalyptic number.

12322040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12322040 is an abundant number, since it is smaller than the sum of its proper divisors (15402640).

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

12322040 is a wasteful number, since it uses less digits than its factorization.

12322040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308062 (or 308058 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 12322040 is about 3510.2763423981. The cubic root of 12322040 is about 230.9728171508.

Adding to 12322040 its reverse (4022321), we get a palindrome (16344361).

The spelling of 12322040 in words is "twelve million, three hundred twenty-two thousand, forty".