12297408 has 56 divisors (see below), whose sum is σ = 34259520. Its totient is φ = 3882240.

The previous prime is 12297407. The next prime is 12297419. The reversal of 12297408 is 80479221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12297401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1963 + ... + 5333.

Almost surely, 2^12297408 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 12297408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17129760).

12297408 is an abundant number, since it is smaller than the sum of its proper divisors (21962112).

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

12297408 is a wasteful number, since it uses less digits than its factorization.

12297408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3405 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 12297408 is about 3506.7660315453. The cubic root of 12297408 is about 230.8188080833.

The spelling of 12297408 in words is "twelve million, two hundred ninety-seven thousand, four hundred eight".