12404322 has 48 divisors (see below), whose sum is σ = 32527872. Its totient is φ = 3335040.

The previous prime is 12404311. The next prime is 12404333. The reversal of 12404322 is 22340421.

12404322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12404311) and next prime (12404333).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12404295 and 12404304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 754 + ... + 5037.

It is an arithmetic number, because the mean of its divisors is an integer number (677664).

Almost surely, 2^12404322 is an apocalyptic number.

12404322 is an abundant number, since it is smaller than the sum of its proper divisors (20123550).

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

12404322 is a wasteful number, since it uses less digits than its factorization.

12404322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5823 (or 5820 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 12404322 is about 3521.9770016285. The cubic root of 12404322 is about 231.4857938716.

Adding to 12404322 its reverse (22340421), we get a palindrome (34744743).

The spelling of 12404322 in words is "twelve million, four hundred four thousand, three hundred twenty-two".